Style de citation APA (7e éd.)

BETTGER FRANK. (1982). HOW I RAISED MYSELF FROM FAILURE TO SUCCESS IN SELLING. SIMON & SCHUSTER INC.

Style de citation Chicago (17e éd.)

BETTGER FRANK. HOW I RAISED MYSELF FROM FAILURE TO SUCCESS IN SELLING. NEW YORK: SIMON & SCHUSTER INC, 1982.

Style de citation MLA (9e éd.)

BETTGER FRANK. HOW I RAISED MYSELF FROM FAILURE TO SUCCESS IN SELLING. SIMON & SCHUSTER INC, 1982.