Higbee, E. (1970). A question of priorities: New strategies for our urbanized world. William Morrow.
Čikaški stil citiranja (17. izdanje)Higbee, Edward. A Question of Priorities: New Strategies for Our Urbanized World. New York: William Morrow, 1970.
MLA način citiranja (9. izdanje)Higbee, Edward. A Question of Priorities: New Strategies for Our Urbanized World. William Morrow, 1970.
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