When do we use full stops after abbreviations?

[Van Khanh]

Hi everybody,

The right abbreviation for "versus" is:

vs.

or:

vs

Thanks
Khanh

[Alan]

Hi,

The general rule about the full stop is that it's not needed when the last letter of the full word is the same as in the abbreviation - doctor -Dr

Alan
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English as a Second Language
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