Gaya APA

(a.o)., ., Dake, H. (1938). Quartz Family Minerals; a handbook for the mineral collector . New York: McGraw-Hill Book Company.

Gaya MLA

(a.o)., ., Dake, HC. "Quartz Family Minerals; a handbook for the mineral collector". New York: McGraw-Hill Book Company, 1938. Text.