APA način citiranja (7. izdanje)

Gammad, B., Reyes, M. C., & Riel, J. (2005). A methods engineering study on Inter-art Metalwood products, Inc. College of Engineering.

Čikaški stil citiranja (17. izdanje)

Gammad, Bridget, Ma. Criselda Reyes, i Janary Riel. A Methods Engineering Study on Inter-art Metalwood Products, Inc. Diliman, Quezon City: College of Engineering, 2005.

MLA način citiranja (9. izdanje)

Gammad, Bridget, et al. A Methods Engineering Study on Inter-art Metalwood Products, Inc. College of Engineering, 2005.