Kalendaryo

An kalendaryo usa ka sistema han pagbutang hin adlaw para ha may sosyal, relihiyoso, pannegosyohan o pagdumara nga mga panuyuan. Binubuhat ini ha pamaagi han paghatag hin ngaran ha sukol han oras, sugad hit adlaw, semana, bulan, ngan tuig. An ngaran nga ginhahatag ha usa ka adlaw amo an petsa.

• Birashk, Ahmad (1993), A comparative Calendar of the Iranian, Muslim Lunar, and Christian Eras for Three Thousand Years, Mazda Publishers, ISBN
• Dershowitz, Nachum; Reingold, Edward M (1997), Calendrical Calculations, Cambridge University Press, ISBN, ginhipos tikang han orihinal han 2002-10-17, ginkuhà 2015-02-01 with Online Calculator Ginhipos 2005-02-16 han Wayback Machine
• Zerubavel, Eviatar (1985), The Seven Day Circle: The History and Meaning of the Week, University of Chicago Press, ISBN
• Doggett, LE (1992), "Calendars", ha Seidelmann, P. Kenneth (ed.), Explanatory Supplement to the Astronomical Almanac, University Science Books, ISBN, ginhipos tikang han orihinal han 2004-04-01, ginkuhà 2015-02-01
• Árni Björnsson (1995) [1977], High Days and Holidays in Iceland, Reykjavík: Mál og menning, ISBN, OCLC 186511596
• Richards, EG (1998), Mapping Time, the calendar and its history, Oxford University Press, ISBN
• Rose, Lynn E (1999), Sun, Moon, and Sothis, Kronos Press, ISBN
• Spier, Arthur (1986), The Comprehensive Hebrew Calendar, Feldheim Publishers, ISBN
• Dieter Schuh (1973), Untersuchungen zur Geschichte der Tibetischen Kalenderrechnung (ha German), Wiesbaden: Franz Steiner Verlag, OCLC 1150484

• Fraser, Julius Thomas (1987), Time, the Familiar Stranger (illustrated ed.), Amherst: Univ of Massachusetts Press, ISBN, OCLC 15790499
• Whitrow, Gerald James (2003), What is Time?, Oxford: Oxford University Press, ISBN, OCLC 265440481

An Wikimedia Commons mayda media nga nahahanungod han: Calendars

Kitaa an calendar ha
Wiktionary, an gawasnon nga pagpurulongan o diksyunaryu.

•  "Calendar" . Encyclopedia Americana. 1920.
•  "Calendar" . Encyclopædia Britannica (11th ed.). 1911.
• Calendar FAQ
• Invention of calendar in ancient times an educational web site