Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (8e éd.)

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