APA citiranje

Guevara, R. Present-day usage of antibiotics. Journal of the Philippine Pharmaceutical Association.

Chicago Style (17th ed.) Citation

Guevara, Romulo. "Present-day Usage of Antibiotics." Journal of the Philippine Pharmaceutical Association .

MLA citiranje

Guevara, Romulo. "Present-day Usage of Antibiotics." Journal of the Philippine Pharmaceutical Association, .