Osborn, M., & Suzanne Osborn. (1988). Public Speaking. Houghton Mifflin Company.
Chicagoスタイル(17版)引用形式Osborn, Michael, , Suzanne Osborn. Public Speaking. Boston, Massachusetts: Houghton Mifflin Company, 1988.
MLA(9版)引用形式Osborn, Michael, , Suzanne Osborn. Public Speaking. Houghton Mifflin Company, 1988.
警告: この引用は必ずしも正確ではありません.