Grimm, W. C. (1968). Recognizing flowering wild plants. Stackpole Books.
芝加哥风格引文Grimm, William Carey. Recognizing Flowering Wild Plants. Harrisburg, Pa: Stackpole Books, 1968.
MLA引文Grimm, William Carey. Recognizing Flowering Wild Plants. Stackpole Books, 1968.
警告：这些引文格式不一定是100％准确.