APA引文

Osborn, J. E., & Hoelscher, W. H. (1969). Expected production requirements, cost and returns for major vegetable crops: Coarse textured soils, rolling plains of Texas. Dept. of Agricultural Economics, Texas Tech University.

Chicago Style (17th ed.) Citation

Osborn, James E., and Wilfred H. Hoelscher. Expected Production Requirements, Cost and Returns for Major Vegetable Crops: Coarse Textured Soils, Rolling Plains of Texas. Lubbock: Dept. of Agricultural Economics, Texas Tech University, 1969.

MLA引文

Osborn, James E., and Wilfred H. Hoelscher. Expected Production Requirements, Cost and Returns for Major Vegetable Crops: Coarse Textured Soils, Rolling Plains of Texas. Dept. of Agricultural Economics, Texas Tech University, 1969.

警告:这些引文格式不一定是100%准确.