Cita APA (7th ed.)

(1990). Selected annotated bibliography on essential drugs <i>es</i>.

Cita Chicago (17th ed.)

Selected Annotated Bibliography on Essential Drugs <i>es</i>. 1990.

Cita MLA (9th ed.)

Selected Annotated Bibliography on Essential Drugs <i>es</i>. 1990.

Atenció: Aquestes cites poden no estar 100% correctes.