Analysis of information sources in references of the Wikipedia article "Comma" in English language version.
When a phrase refers to a month, day and year, set off the year with commas... Feb. 14, 1987, was the target date.
In the British style (OUP, 1983), all signs of punctuation used with words and quotation marks must be placed according to the sense.
The comma used in Arabic script is not only a mirror image of its Latin counterpart, but its tail is also turned upwards in order to avoid any possibility of confusing it with the Dammah, the u short vowel mark.
When a phrase refers to a month, day and year, set off the year with commas... Feb. 14, 1987, was the target date.
A comma is sometimes used to indicate the omission of one or more words