Cita APA (7a ed.)

Crissman, C. C. (1989). Seed potato systems in The Philippines: A case study (1st edition.). CIP.

Cita Chicago Style (17a ed.)

Crissman, Charles C. Seed Potato Systems in The Philippines: A Case Study. 1st edition. Lima: CIP, 1989.

Cita MLA (8a ed.)

Crissman, Charles C. Seed Potato Systems in The Philippines: A Case Study. 1st edition. CIP, 1989.