Crawford, D. R. (1981). A practical guide to airplane performance and design. Crawford Aviation.
Chicagoスタイル(17版)引用形式Crawford, Donald R. A Practical Guide to Airplane Performance and Design. Torrance: Crawford Aviation, 1981.
MLA(9版)引用形式Crawford, Donald R. A Practical Guide to Airplane Performance and Design. Crawford Aviation, 1981.
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