Cita APA (7a ed.)

Cantoria, M. C. (1977). Pharmacognosy in action: The study of drugs of biological origin. National Research Council of the Philippines.

Cita Chicago Style (17a ed.)

Cantoria, Magdalena C. Pharmacognosy in Action: The Study of Drugs of Biological Origin. Bicutan, Tagig, [Rizal]: National Research Council of the Philippines, 1977.

Cita MLA (9a ed.)

Cantoria, Magdalena C. Pharmacognosy in Action: The Study of Drugs of Biological Origin. National Research Council of the Philippines, 1977.