Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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