Cita APA (7a ed.)

Noyes Data Corporation & Torrey, S. (1978). Trace contaminants from coal. Noyes Data Corp..

Cita Chicago Style (17a ed.)

Noyes Data Corporation y S. Torrey. Trace Contaminants from Coal. Park Ridge, N.J.: Noyes Data Corp., 1978.

Cita MLA (8a ed.)

Noyes Data Corporation y S. Torrey. Trace Contaminants from Coal. Noyes Data Corp., 1978.