Cita APA (7th ed.)

ebrary, Inc, & Newhouse, T. V. (2009). Coal mine safety. Nova Science Publishers.

Cita Chicago (17th ed.)

ebrary, Inc, i Terrance V. Newhouse. Coal Mine Safety. New York: Nova Science Publishers, 2009.

Cita MLA (9th ed.)

ebrary, Inc, i Terrance V. Newhouse. Coal Mine Safety. Nova Science Publishers, 2009.