Punctuation : Semicolon From Manual of Style by University of Chicago Press : A semicolon is used to mark the division ...

Punctuation : Colon From Manual of Style by University of Chicago Press : A colon marks a break in grammatical constru...

Punctuation : Period From Manual of Style by University of Chicago Press : A period is used to indicate the end of a ...

Punctuation : Names of marks From Why We Punctuate by William Livingston Klein and English Grammar; Punctuation and Capita...

Punctuation is used to group words. From Why We Punctuate by William Livingston Klein : The fundamental purpose of pu...