Cita APA (7th ed.)

Title. (1988). Natural drugs (2d ed.). Japan External Trade Organization.

Cita Chicago (17th ed.)

Title. Natural Drugs. 2d ed. Tokyo, Japan: Japan External Trade Organization, 1988.

Cita MLA (9th ed.)

Title. Natural Drugs. 2d ed. Japan External Trade Organization, 1988.

Atenció: Aquestes cites poden no estar 100% correctes.