Field, P. (1961). Guns for Grizzly Flat: A Powder Valley western. Muller.
芝加哥风格引文Field, Peter. Guns for Grizzly Flat: A Powder Valley Western. London: Muller, 1961.
MLA引文Field, Peter. Guns for Grizzly Flat: A Powder Valley Western. Muller, 1961.
警告：这些引文格式不一定是100％准确.