توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Hillis, W. E. (1979). Future wood: Wood from intensively managed trees : why we need it and how to improve it. Institute of Wood Science, Australian Branch.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Hillis, W. E. Future Wood: Wood from Intensively Managed Trees : Why We Need It and How to Improve It. [Highett, Vic.]: Institute of Wood Science, Australian Branch, 1979.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Hillis, W. E. Future Wood: Wood from Intensively Managed Trees : Why We Need It and How to Improve It. Institute of Wood Science, Australian Branch, 1979.