A-manual-for-writers-of-research-papers-theses-and-dissertations

12,473–479xxv–xxviiiFor years, give all digits for a span that includes more than one century. Also give full datesin a system in which dates are counted backward from a specific point (most notably BC,“before Christ,” and BCE, “before the common era”). Otherwise, use the system shown intable 23.2. See 23.3 for more on date systems.the years 1933–3615,000–14,000 BCEthe winter of 1999–2000115 BC–AD 1023.3 Date SystemsPresenting dates in text involves many of the same concerns as in 23.1 and 23.2 but also someconventions for ordering and naming elements.23.3.1 Month, Day, and YearSpell out the names of months when they occur in text, whether alone or in dates. Expressdays and years in numerals, and avoid using them at the beginning of a sentence, where theywould have to be spelled out (see 23.1.2). Do not abbreviate references to the year (“the greatflood of '05”). For abbreviations acceptable in tables, figures, and citations, see 24.4.2.but notEvery September, we recall the events of 2001.Two thousand one was a memorable year.For full references to dates, give the month, the day (followed by a comma), and the year,in accordance with U.S. practices. If you omit the day, omit the comma. Also omit the commafor dates given with seasons instead of months; do not capitalize the names of seasons (see22.1.2). If material you are quoting uses British-style dates (15 March 2007), do not alterthem.President John F. Kennedy was assassinated on November 22, 1963.By March 1865, the war was nearly over.