Dyfyniad APA

Delaplane, K. S., & Mayer, D. F. (2000). Crop pollination by bees. CABI.

Dyfyniad Arddull Chicago

Delaplane, Keith S., and D. F. Mayer. Crop Pollination by Bees. Wallingford [England] ; New York: CABI, 2000.

Dyfyniad MLA

Delaplane, Keith S., and D. F. Mayer. Crop Pollination by Bees. CABI, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.