(2008). Peterson’s graduate programs in the physical sciences, mathematics, agricultural sciences, the environment & natural resources. Princeton, N.J: Peterson’s.
استشهاد بنمط شيكاغوPeterson’s Graduate Programs in the Physical Sciences, Mathematics, Agricultural Sciences, the Environment & Natural Resources. Princeton, N.J: Peterson’s, 2008.
MLA استشهادPeterson’s Graduate Programs in the Physical Sciences, Mathematics, Agricultural Sciences, the Environment & Natural Resources. Princeton, N.J: Peterson’s, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.