Gaya APA

DuBrin, A, J. (2009). Human Relations Interpersonal Job-Oriented Skills Ed. 10'th (10). New Jersey: Pearson Education.

Gaya MLA

DuBrin, Andrew, J.. "Human Relations Interpersonal Job-Oriented Skills Ed. 10'th". 10 New Jersey: Pearson Education, 2009. Text.