APA(7版)引用形式

SEWELL, R. (1988). Inprove Your Profits ...satisfying Customers Ron Sewell. W.H. Allen & Co Plc.

Chicagoスタイル(17版)引用形式

SEWELL, Ron. Inprove Your Profits ...satisfying Customers Ron Sewell. W.H. Allen & Co Plc, 1988.

MLA(8版)引用形式

SEWELL, Ron. Inprove Your Profits ...satisfying Customers Ron Sewell. W.H. Allen & Co Plc, 1988.

警告: この引用は必ずしも正確ではありません.