Lanzillotti, R. F. (1953). The Washington tourist survey, 1952: A summary report of nonresident tourist travel, 1947-1952.
Čikaški stil citiranja (17. izdanje)Lanzillotti, Robert Franklin. The Washington Tourist Survey, 1952: A Summary Report of Nonresident Tourist Travel, 1947-1952. Pullman, 1953.
MLA način citiranja (8. izdanje)Lanzillotti, Robert Franklin. The Washington Tourist Survey, 1952: A Summary Report of Nonresident Tourist Travel, 1947-1952. 1953.
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