Leonard, D. R., & Gower, P. (1982). User guide to CONTRAM version 4. Transport and Road Research Laboratory.
Chicagoスタイル(17版)引用形式Leonard, D. R., , P. Gower. User Guide to CONTRAM Version 4. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.
MLA(9版)引用形式Leonard, D. R., , P. Gower. User Guide to CONTRAM Version 4. Transport and Road Research Laboratory, 1982.
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