White, J. H., & Hosie, R. C. (1968). The forest trees of Ontario and the more commonly planted foreign trees: A guide to their identification with illustrations (4th. ed.). Dept. of Lands & Forests.
Citazione stile Chigago Style (17a edizione)White, J. H., e R. C. Hosie. The Forest Trees of Ontario and the More Commonly Planted Foreign Trees: A Guide to Their Identification with Illustrations. 4th. ed. [Toronto, Ont.]: Dept. of Lands & Forests, 1968.
Citatione MLA (8a ed.)White, J. H., e R. C. Hosie. The Forest Trees of Ontario and the More Commonly Planted Foreign Trees: A Guide to Their Identification with Illustrations. 4th. ed. Dept. of Lands & Forests, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.