記錄引文
APA引文
Clark William Bullock, Whitney Milton, Bonsteel J. A., & Burke B. T. A. (1902). Map of Calvert county showing the Agricultural soils. U. S. Bureau of Soils.
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Chicago Style (17th ed.) Citation
Clark William Bullock, Whitney Milton, Bonsteel J. A., and Burke B. T. A. Map of Calvert County Showing the Agricultural Soils. U. S. Bureau of Soils, 1902.
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MLA引文
Clark William Bullock, et al. Map of Calvert County Showing the Agricultural Soils. U. S. Bureau of Soils, 1902.
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警告：這些引文格式不一定是100％准確.