Cita APA (7a ed.)

International Board for Plant Genetic Resources. (1992). Descriptors for white clover: [Trifolium repens l.]. IBPGR.

Cita Chicago Style (17a ed.)

International Board for Plant Genetic Resources. Descriptors for White Clover: [Trifolium Repens L.]. Roma: IBPGR, 1992.

Cita MLA (8a ed.)

International Board for Plant Genetic Resources. Descriptors for White Clover: [Trifolium Repens L.]. IBPGR, 1992.