Ward, R. E., & Tietema, S. J. (1956). Indians in agriculture. Missouri River Basin Investigations Project, Bureau of Indian Affairs, U.S. Dept. of the Interior.
Chicago Style (17th ed.) CitationWard, Ralph E., and Sidney J. Tietema. Indians in Agriculture. Bozeman, Mont.: Missouri River Basin Investigations Project, Bureau of Indian Affairs, U.S. Dept. of the Interior, 1956.
MLA引文Ward, Ralph E., and Sidney J. Tietema. Indians in Agriculture. Missouri River Basin Investigations Project, Bureau of Indian Affairs, U.S. Dept. of the Interior, 1956.
警告:這些引文格式不一定是100%准確.