VESPER, K. H. (1980). New Venture Strategies Karl H. Vesper. Prentice-Hall.
Chicagoスタイル(17版)引用形式VESPER, Karl H. New Venture Strategies Karl H. Vesper. Prentice-Hall, 1980.
MLA(8版)引用形式VESPER, Karl H. New Venture Strategies Karl H. Vesper. Prentice-Hall, 1980.
警告: この引用は必ずしも正確ではありません.