Cita APA (7th ed.)

ebrary, Inc, & Engels, J. (2002). Managing plant genetic diversity. CABI Pub..

Cita Chicago (17th ed.)

ebrary, Inc, i Jan Engels. Managing Plant Genetic Diversity. Oxon, UK: CABI Pub., 2002.

Cita MLA (9th ed.)

ebrary, Inc, i Jan Engels. Managing Plant Genetic Diversity. CABI Pub., 2002.