(2006). Peterson's Graduate programs in the Physical sciences, Mathematics: Agricultural Sciences, the Environment and Natural resources. Lawrenceville, NJ: Thomson Peterson's.
Trích dẫn kiểu ChicagoPeterson's Graduate Programs in the Physical Sciences, Mathematics: Agricultural Sciences, the Environment and Natural Resources. Lawrenceville, NJ: Thomson Peterson's, 2006.
MLA引文Peterson's Graduate Programs in the Physical Sciences, Mathematics: Agricultural Sciences, the Environment and Natural Resources. Lawrenceville, NJ: Thomson Peterson's, 2006.
警告:這些引文格式不一定是100%准確.