Cita APA (7a ed.)

Young, N. (1990). Seed potato systems in developed countries: Canada, The Netherlands and Great Bretain. CIP.

Cita Chicago Style (17a ed.)

Young, Nick. Seed Potato Systems in Developed Countries: Canada, The Netherlands and Great Bretain. Lima: CIP, 1990.

Cita MLA (8a ed.)

Young, Nick. Seed Potato Systems in Developed Countries: Canada, The Netherlands and Great Bretain. CIP, 1990.