APA (7th ed.) Citation

Adams, W. W. (1925). Falls of roof and coal in bituminous coal mines. [publisher not identified].

Chicago Style (17th ed.) Citation

Adams, W. W. Falls of Roof and Coal in Bituminous Coal Mines. Washington, D.C.: [publisher not identified], 1925.

MLA (9th ed.) Citation

Adams, W. W. Falls of Roof and Coal in Bituminous Coal Mines. [publisher not identified], 1925.