Grebner, D. L., Bettinger, P., Siry, J. P., & Boston, K. (2022). Introduction to forestry and natural resources (Second edition.). Academic Press, an imprint of Elsevier.
Chicago-referens (17:e uppl.)Grebner, Donald L., Pete Bettinger, Jacek P. Siry, och Kevin Boston. Introduction to Forestry and Natural Resources. Second edition. London, [England]: Academic Press, an imprint of Elsevier, 2022.
MLA-referens (9:e uppl.)Grebner, Donald L., et al. Introduction to Forestry and Natural Resources. Second edition. Academic Press, an imprint of Elsevier, 2022.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.