Gaya APA

Maginn, J, L., Tuttle, D, L. (1990). Managing Investment Portofolios (Second). New York: Warren, Gorham & Lamont. Inc.

Gaya MLA

Maginn, John, L.., Tuttle, Donald, L.. "Managing Investment Portofolios". Second New York: Warren, Gorham & Lamont. Inc, 1990. Texts.