APA (7th ed.) Citation

Engel, R. F. (1978). New 5C pyrrhotite. American Mineralogist, 63, 1274.

Chicago Style (17th ed.) Citation

Engel, R. F. "New 5C Pyrrhotite." American Mineralogist 63 (1978): 1274.

MLA (9th ed.) Citation

Engel, R. F. "New 5C Pyrrhotite." American Mineralogist, vol. 63, 1978, p. 1274.

Warning: These citations may not always be 100% accurate.