(1926). Plane trigonometry / by Herbert E. Buchanan and Pauline Sperry.
Chicagoスタイル(17版)引用形式Plane Trigonometry / by Herbert E. Buchanan and Pauline Sperry. 1926.
MLA(9版)引用形式Plane Trigonometry / by Herbert E. Buchanan and Pauline Sperry. 1926.
警告: この引用は必ずしも正確ではありません.