Pryde, P. R. (1969). Natural resource management and conservation in the Soviet Union. University Microfilms International.
Style de citation Chicago (17e éd.)Pryde, Philip Rust. Natural Resource Management and Conservation in the Soviet Union. Ann Arbor: University Microfilms International, 1969.
Style de citation MLA (9e éd.)Pryde, Philip Rust. Natural Resource Management and Conservation in the Soviet Union. University Microfilms International, 1969.
Attention : ces citations peuvent ne pas être correctes à 100%.