Hutchins , D. (1916). A discussion of Australian forestry: With special references to forestry in Western Australia, the necessity of an Australian forest policy, and notices of organised forestry in other parts of the world. Government Printer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hutchins , D.E. A Discussion of Australian Forestry: With Special References to Forestry in Western Australia, the Necessity of an Australian Forest Policy, and Notices of Organised Forestry in Other Parts of the World. Perth: Government Printer, 1916.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hutchins , D.E. A Discussion of Australian Forestry: With Special References to Forestry in Western Australia, the Necessity of an Australian Forest Policy, and Notices of Organised Forestry in Other Parts of the World. Government Printer, 1916.