Needham, J. G. (1913). Natural History of the Farm: A Guide to the Practical Study of the Sources of Our Living in Wild Nature. The Comstock publishing company.
芝加哥风格引文Needham, James G. Natural History of the Farm: A Guide to the Practical Study of the Sources of Our Living in Wild Nature. Ithaca, N.Y.: The Comstock publishing company, 1913.
MLA引文Needham, James G. Natural History of the Farm: A Guide to the Practical Study of the Sources of Our Living in Wild Nature. The Comstock publishing company, 1913.
警告：这些引文格式不一定是100％准确.