APA (7th ed.) Citation

Knight, R. (1906). Forest planting in northeastern Pennsylvania: Valuable experiment in growing coal mining timbers on waste lands. [publisher not identified].

Chicago Style (17th ed.) Citation

Knight, Richard. Forest Planting in Northeastern Pennsylvania: Valuable Experiment in Growing Coal Mining Timbers on Waste Lands. Washington, D.C.: [publisher not identified], 1906.

MLA (9th ed.) Citation

Knight, Richard. Forest Planting in Northeastern Pennsylvania: Valuable Experiment in Growing Coal Mining Timbers on Waste Lands. [publisher not identified], 1906.