Analyses of natural gases, 1989 /
by J.E. Hamak and Stella Sigler.
APA Citation
Hamak, J. E., Sigler, S. (1990). Analyses of natural gases, 1989. Washington, D.C.: U.S. Dept. of the Interior, Bureau of Mines.
MLA Citation
Hamak, John E, and Stella Sigler. Analyses of Natural Gases, 1989. Washington, D.C.: U.S. Dept. of the Interior, Bureau of Mines, 1990.
Warning: These citations may not always be complete (especially for serials).