Cita APA (7a ed.)

De Leon, A. I. Chemical composition of some Philippine algae. Journal of the Philippine Pharmaceutical Association.

Cita Chicago Style (17a ed.)

De Leon, Antonio I. "Chemical Composition of Some Philippine Algae." Journal of the Philippine Pharmaceutical Association .

Cita MLA (9a ed.)

De Leon, Antonio I. "Chemical Composition of Some Philippine Algae." Journal of the Philippine Pharmaceutical Association, .