Gaya APA

Modern management / Samuel C. Certo ; S. Trevis Certo. (2012). Upper Saddle River, NJ: Pearson Education, c.

Gaya MLA

Modern management / Samuel C. Certo ; S. Trevis Certo. 10th ed.. Upper Saddle River, NJ: Pearson Education, c, 2012. Buku Wajib.