Gaya APA

Bernewitz, M, , W, , V., Chellson, H, , C. (1963). Handbook for prospectors and operators of small mines (1963). : New York : McGraw-Hill Book Co.,.

Gaya MLA

Bernewitz, M, , W, , Von., Chellson, Harry, , C. "Handbook for prospectors and operators of small mines". 1963 : New York : McGraw-Hill Book Co.,, 1963. Text.