Beers, T. W., Husch, B., & Kershaw, J. A. (2004). Forest mensuration (4.).
Chicago Edition CitationBeers, Thomas W., Bertram Husch, i John A. Kershaw. Forest Mensuration. 4. NewYork, JhonWiley & Sons, 2004.
Cita MLABeers, Thomas W., et al. Forest Mensuration. 4. 2004.
Atenció: Aquestes cites poden no estar 100% correctes.