APA-referens (7:e uppl.)

Basiao, Y. U., Ces, K. R., & Luna, E. P. (2001). A Feasibility Study on Biocoal Fuel Briquettes. College of Engineering.

Chicago-referens (17:e uppl.)

Basiao, Yazmin U., Kathy R. Ces, och Eileen P. Luna. A Feasibility Study on Biocoal Fuel Briquettes. Diliman, Quezon City: College of Engineering, 2001.

MLA-referens (9:e uppl.)

Basiao, Yazmin U., et al. A Feasibility Study on Biocoal Fuel Briquettes. College of Engineering, 2001.