Pajooyan, J. (1982). The effect of congestion on demand for outdoor recreation: With the empirical analysis of cross country skiing. University Microfilms International.
Citace podle Chicago (17th ed.)Pajooyan, Jamshid. The Effect of Congestion on Demand for Outdoor Recreation: With the Empirical Analysis of Cross Country Skiing. Ann Arbor, Mich.: University Microfilms International, 1982.
Citace podle MLA (8th ed.)Pajooyan, Jamshid. The Effect of Congestion on Demand for Outdoor Recreation: With the Empirical Analysis of Cross Country Skiing. University Microfilms International, 1982.
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