APA引文

Hummel, T. (1984). Forest policy: A contribution to resource development. M. Nijhoff/W. Junk.

Chicago Style (17th ed.) Citation

Hummel, Thomas. Forest Policy: A Contribution to Resource Development. The Hague: M. Nijhoff/W. Junk, 1984.

MLA引文

Hummel, Thomas. Forest Policy: A Contribution to Resource Development. M. Nijhoff/W. Junk, 1984.