Gaya APA

Yeend, W., Shawe, D, R. (1857). Gold in Placer Deposits (1). Nevada: U. S. Geological Survey Bulletin 1857.

Gaya MLA

Yeend, Warren., Shawe, Daniel, R.. "Gold in Placer Deposits". 1 Nevada: U. S. Geological Survey Bulletin 1857, 1857. Text.