APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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