Style de citation APA (7e éd.)

GUNNING , R. (1994). HOW TO TAKE THE FOG OUT OF BUSINESS WRITING. ILLUSTRATION STR.

Style de citation Chicago (17e éd.)

GUNNING , ROBERT. HOW TO TAKE THE FOG OUT OF BUSINESS WRITING. U.S.A: ILLUSTRATION STR, 1994.

Style de citation MLA (9e éd.)

GUNNING , ROBERT. HOW TO TAKE THE FOG OUT OF BUSINESS WRITING. ILLUSTRATION STR, 1994.