Citazione Stile APA (7a Edizione)

FUNK WILFRED. (2022). 30 DAYS TO A MORE POWERFUL VOCABULARY (2022.). POCKET BOOKS.

Citazione stile Chigago Style (17a edizione)

FUNK WILFRED. 30 DAYS TO A MORE POWERFUL VOCABULARY. 2022. NEWYORK: POCKET BOOKS, 2022.

Citatione MLA (9a ed.)

FUNK WILFRED. 30 DAYS TO A MORE POWERFUL VOCABULARY. 2022. POCKET BOOKS, 2022.