Citazione Stile APA (7a Edizione)

KRISHNA, M. (1990). DEVELOPING COMMUNICATION SKILLS. MACMILLAN.

Citazione stile Chigago Style (17a edizione)

KRISHNA, MOHAN. DEVELOPING COMMUNICATION SKILLS. NEW DELHI: MACMILLAN, 1990.

Citatione MLA (9a ed.)

KRISHNA, MOHAN. DEVELOPING COMMUNICATION SKILLS. MACMILLAN, 1990.