Cristobalite in fire clay calcines /
by C.B. Davison and H. Heystek.

APA Citation

Davison, C. B., Heystek, H. (1979). Cristobalite in fire clay calcines. [Washington, D.C.]: Dept. of the Interior, Bureau of Mines.

MLA Citation

Davison, C. B, and H. Heystek. Cristobalite In Fire Clay Calcines. [Washington, D.C.]: Dept. of the Interior, Bureau of Mines, 1979.

Warning: These citations may not always be complete (especially for serials).