Citazione Stile APA (7a Edizione)

NATIONAL PRODUCTIVITY COUNCIL. (1977). NATIONAL CONVENTION ON PRODUCTIVITY. NATIONAL PRODUCTIVITY COUNCIL.

Citazione stile Chigago Style (17a edizione)

NATIONAL PRODUCTIVITY COUNCIL. NATIONAL CONVENTION ON PRODUCTIVITY. NEW DELHI: NATIONAL PRODUCTIVITY COUNCIL, 1977.

Citatione MLA (9a ed.)

NATIONAL PRODUCTIVITY COUNCIL. NATIONAL CONVENTION ON PRODUCTIVITY. NATIONAL PRODUCTIVITY COUNCIL, 1977.