Citazione Stile APA (7a Edizione)

BETTER YOURSELF BOOK. (1978). HOW YOU CAN CONDUCT A SMALL LEADERSHIP GROUP. ST. PAUL SOCI.

Citazione stile Chigago Style (17a edizione)

BETTER YOURSELF BOOK. HOW YOU CAN CONDUCT A SMALL LEADERSHIP GROUP. ALLAHABAD: ST. PAUL SOCI, 1978.

Citatione MLA (9a ed.)

BETTER YOURSELF BOOK. HOW YOU CAN CONDUCT A SMALL LEADERSHIP GROUP. ST. PAUL SOCI, 1978.