Cita APA (7a ed.)

Stellingwerf, D. A. (1969). The need for forest inventories. Waltman.

Cita Chicago Style (17a ed.)

Stellingwerf, D. A. The Need for Forest Inventories. Delft,: Waltman, 1969.

Cita MLA (8a ed.)

Stellingwerf, D. A. The Need for Forest Inventories. Waltman, 1969.