APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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