Παραπομπή σε μορφή APA (7η εκδ.)

Roff, J. (1964). Service life of western red cedar in water cooling towards in canada. Department of Forestry.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Roff, J.W. Service Life of Western Red Cedar in Water Cooling Towards in Canada. Canada: Department of Forestry, 1964.

Παραπομπή σε μορφή MLA (9th εκδ.)

Roff, J.W. Service Life of Western Red Cedar in Water Cooling Towards in Canada. Department of Forestry, 1964.