Cita APA

Boquiren, R. E., Lavega, R. P., & Era, A. P. (1999). Papain production. College of Engineering.

Citación estilo Chicago

Boquiren, Randifer E., Rhamses P. Lavega, and Allain P. Era. Papain Production. Diliman, Quezon City: College of Engineering, 1999.

Cita MLA

Boquiren, Randifer E., et al. Papain Production. College of Engineering, 1999.