Summers, D. C. (1997). Quality Donna C.s; Ed. Stephen Helba. Prentice-Hall.
Chicagoスタイル(17版)引用形式Summers, Donna C.S. Quality Donna C.s; Ed. Stephen Helba. Prentice-Hall, 1997.
MLA(8版)引用形式Summers, Donna C.S. Quality Donna C.s; Ed. Stephen Helba. Prentice-Hall, 1997.
警告: この引用は必ずしも正確ではありません.