Citazione Stile APA (7a Edizione)

Lesikar, R. V. (1976). BUSINESS COMMUNICATION (3rd.). RICHARD D. IRWIN ILLINUIS.

Citazione stile Chigago Style (17a edizione)

Lesikar, Raymond V. BUSINESS COMMUNICATION. 3rd. Null: RICHARD D. IRWIN ILLINUIS, 1976.

Citatione MLA (9a ed.)

Lesikar, Raymond V. BUSINESS COMMUNICATION. 3rd. RICHARD D. IRWIN ILLINUIS, 1976.