Valentine, N. (1993). Speaking in public. Ringwood, Vic.: Penguin Books.
シカゴスタイル引用形Valentine, Nina. Speaking in Public. Ringwood, Vic.: Penguin Books, 1993.
MLA引用形式Valentine, Nina. Speaking in Public. Ringwood, Vic.: Penguin Books, 1993.
警告: この引用は必ずしも正確ではありません.