Παραπομπή σε μορφή APA (7η εκδ.)

Douthwaite, R., & Tingle, C. (1994). DDT in the tropics: The impact on wildlife in zimbabwe of ground-spraying for tsetse fly control. Natural Resources Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Douthwaite, R.J, και C.C.D Tingle. DDT in the Tropics: The Impact on Wildlife in Zimbabwe of Ground-spraying for Tsetse Fly Control. Kent: Natural Resources Institute, 1994.

Παραπομπή σε μορφή MLA (8th εκδ.)

Douthwaite, R.J, και C.C.D Tingle. DDT in the Tropics: The Impact on Wildlife in Zimbabwe of Ground-spraying for Tsetse Fly Control. Natural Resources Institute, 1994.