Dyfyniad APA

PETERSON, R. K. Biotic stress and yield loss#Robert K.D. Peterson, Leon G. Higley. CRC Press.

Dyfyniad Arddull Chicago

PETERSON, Robert K.D. Biotic Stress and Yield Loss#Robert K.D. Peterson, Leon G. Higley. CRC Press.

Dyfyniad MLA

PETERSON, Robert K.D. Biotic Stress and Yield Loss#Robert K.D. Peterson, Leon G. Higley. CRC Press.

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