APA (7e ed.) Bronvermelding

Otico, E., Guerrero, J., & Serran, G. M. (1992). A Work study on Red Tulip Food Industries Cheesebread Division. College of Engineering.

Chicago (17e ed.) Bronvermelding

Otico, Edward, Jerome Guerrero, en Gerald M. Serran. A Work Study on Red Tulip Food Industries Cheesebread Division. Diliman, Quezon City: College of Engineering, 1992.

MLA (9e ed.) Bronvermelding

Otico, Edward, et al. A Work Study on Red Tulip Food Industries Cheesebread Division. College of Engineering, 1992.