APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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