Cita APA

Dan R Minnick. (1989). A guide to creating self-learning materials. Manila: IRRI.

Citación estilo Chicago

Dan R Minnick. A Guide to Creating Self-learning Materials. Manila: IRRI, 1989.

Cita MLA

Dan R Minnick. A Guide to Creating Self-learning Materials. Manila: IRRI, 1989.