APA (7e ed.) Bronvermelding

Lerma, N. V., & Osi, M. O. (1988). Drug and cosmetic quality control with instrumentation. UST Pub. House.

Chicago (17e ed.) Bronvermelding

Lerma, Norma V., en Marina O. Osi. Drug and Cosmetic Quality Control with Instrumentation. Manila: UST Pub. House, 1988.

MLA (9e ed.) Bronvermelding

Lerma, Norma V., en Marina O. Osi. Drug and Cosmetic Quality Control with Instrumentation. UST Pub. House, 1988.