APA (7e ed.) Bronvermelding

Ulep, M. C., & Ulep, P. M. C. (2017). Hornbook rules on the dangerous drugs law (2017 edition.). Central Book Supply.

Chicago (17e ed.) Bronvermelding

Ulep, Mauricio C., en Philip Maurice C. Ulep. Hornbook Rules on the Dangerous Drugs Law. 2017 edition. Quezon City: Central Book Supply, 2017.

MLA (9e ed.) Bronvermelding

Ulep, Mauricio C., en Philip Maurice C. Ulep. Hornbook Rules on the Dangerous Drugs Law. 2017 edition. Central Book Supply, 2017.