Kelsey, C., & Gray, H. (1986). The feasibility study process for parks and recreation. American Association for Leisure and Recreation.
Chicagoスタイル(17版)引用形式Kelsey, Craig, , Howard Gray. The Feasibility Study Process for Parks and Recreation. Reston, Va: American Association for Leisure and Recreation, 1986.
MLA(9版)引用形式Kelsey, Craig, , Howard Gray. The Feasibility Study Process for Parks and Recreation. American Association for Leisure and Recreation, 1986.
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