Gaya APA

O.LOCKER, K., KACZMAREK, S, K. (2004). BUSINESS COMMUNICATION BUILDING CRITICAL SKILLS . NEW YORK: McGraw Hill.

Gaya MLA

O.LOCKER, KITTY., KACZMAREK, STEPHEN, KYO. "BUSINESS COMMUNICATION BUILDING CRITICAL SKILLS". NEW YORK: McGraw Hill, 2004. Text.