Young, N. (1990). Seed potato systems in developed countries Canada, The Netherlands and Great Bretain. Lima CIP.
Citação do estilo Chicago (17ª ed.)Young, Nick. Seed Potato Systems in Developed Countries Canada, The Netherlands and Great Bretain. Lima CIP, 1990.
Citação MLA (8ª ed.)Young, Nick. Seed Potato Systems in Developed Countries Canada, The Netherlands and Great Bretain. Lima CIP, 1990.
Citação IICA/CATIEYoung, N. 1990. Seed potato systems in developed countries Canada, The Netherlands and Great Bretain. Lima CIP.