Bethune, J. D. (1987). Essentials of drafting. Englewood Cliffs, NJ : Prentice-Hall.
Chicagoスタイル(17版)引用形式Bethune, James D. Essentials of Drafting. Englewood Cliffs, NJ : Prentice-Hall, 1987.
MLA(9版)引用形式Bethune, James D. Essentials of Drafting. Englewood Cliffs, NJ : Prentice-Hall, 1987.
警告: この引用は必ずしも正確ではありません.