Boquiren, A. M., & Costales, R. T. (1985). Postage meter window U.P. Post Office: A queueing system analysis. UP College of Engineering.
Chicagoスタイル(17版)引用形式Boquiren, Artemio M., , Rodolfo T. Costales. Postage Meter Window U.P. Post Office: A Queueing System Analysis. Quezon City: UP College of Engineering, 1985.
MLA(9版)引用形式Boquiren, Artemio M., , Rodolfo T. Costales. Postage Meter Window U.P. Post Office: A Queueing System Analysis. UP College of Engineering, 1985.
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