APA Citatie

Swann, P. D. a. O. (1976). Extraction of Useful Chemical Derviatives form Coal. M.S.S. Information Corporation.

Chicago Style citaat

Swann, Philip D. and Others. Extraction of Useful Chemical Derviatives Form Coal. New York: M.S.S. Information Corporation, 1976.

MLA citatie

Swann, Philip D. and Others. Extraction of Useful Chemical Derviatives Form Coal. M.S.S. Information Corporation, 1976.