Gaya APA

Dinwoodie, H, D, ;, J. (1981). Timber: its structure, properties and utilization (ed. 6). USA: Timber Press.

Gaya MLA

Dinwoodie, H.E., Desch, ;, J.M.. "Timber: its structure, properties and utilization". ed. 6 USA: Timber Press, 1981. Text.