Gaya APA
Peele, R., Church, J, A, (. (1941).
Mining Engineers Handbook, 3rd Edition, in Two Volume Volume I .
United States of America:
John Wiley & Sons Ltd..
Gaya MLA
Peele, Robert., Church, John, A, (a.o).
"Mining Engineers Handbook, 3rd Edition, in Two Volume Volume I".
United States of America:
John Wiley & Sons Ltd.,
1941.
Text.