(2006). Peterson's graduate programs in the physical sciences, mathematics, agricultural sciences, the environment and natural resources 2006. Thomson/Peterson's.
Citazione stile Chigago Style (17a edizione)Peterson's Graduate Programs in the Physical Sciences, Mathematics, Agricultural Sciences, the Environment and Natural Resources 2006. Lawrenceville, NJ: Thomson/Peterson's, 2006.
Citatione MLA (9a ed.)Peterson's Graduate Programs in the Physical Sciences, Mathematics, Agricultural Sciences, the Environment and Natural Resources 2006. Thomson/Peterson's, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.