McDowall, F. H. (1953). The buttermaker's manual. New Zealand University Pres.
芝加哥风格引文McDowall, Frederick Henry. The Buttermaker's Manual. Wellington: New Zealand University Pres, 1953.
MLA引文McDowall, Frederick Henry. The Buttermaker's Manual. New Zealand University Pres, 1953.
警告：这些引文格式不一定是100％准确.