Dyfyniad APA

Jacobson,Martin. (1990). Glossary of plant derived insect deterrents. CRC Press Inc.

Dyfyniad Arddull Chicago

Jacobson,Martin. Glossary of Plant Derived Insect Deterrents. Florida: CRC Press Inc, 1990.

Dyfyniad MLA

Jacobson,Martin. Glossary of Plant Derived Insect Deterrents. CRC Press Inc, 1990.

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