Cita APA (7th ed.)

Lever, B. G., & Luckwill, L. C. (1985). Cultar: Its application in fruit growing. International Society for Horticultural Science.

Cita Chicago (17th ed.)

Lever, B. G., i L. C. Luckwill. Cultar: Its Application in Fruit Growing. Leiden: International Society for Horticultural Science, 1985.

Cita MLA (9th ed.)

Lever, B. G., i L. C. Luckwill. Cultar: Its Application in Fruit Growing. International Society for Horticultural Science, 1985.