Peter, D. L. (1969). The Peter Principle: Why Things always go Wrong. Penguin.
Chicagoスタイル(17版)引用形式Peter, Dr. Laurence. The Peter Principle: Why Things Always Go Wrong. Penguin, 1969.
MLA(9版)引用形式Peter, Dr. Laurence. The Peter Principle: Why Things Always Go Wrong. Penguin, 1969.
警告: この引用は必ずしも正確ではありません.