APA (7. basım) Alıntı

Spurr, S. H. (1963). Growth of Douglas fir in New Zealand. New Zealand Forest Service.

Chicago Style (17. basım) Atıf

Spurr, Stephen Hopkins. Growth of Douglas Fir in New Zealand. Wellington: New Zealand Forest Service, 1963.

MLA (8th ed.) Atıf

Spurr, Stephen Hopkins. Growth of Douglas Fir in New Zealand. New Zealand Forest Service, 1963.