APA引文

Paul Schwarzkopf. (1947). Powder metallurgy: Its physics and production. New York: MacMillan.

Trích dẫn kiểu Chicago

Paul Schwarzkopf. Powder Metallurgy: Its Physics and Production. New York: MacMillan, 1947.

MLA引文

Paul Schwarzkopf. Powder Metallurgy: Its Physics and Production. New York: MacMillan, 1947.

警告：這些引文格式不一定是100％准確.