APA aipamena

Haugen, R. A. (1987). Introductory investment theory. Prentice-Hall.

Chicago Style aipamena

Haugen, Robert A. Introductory Investment Theory. Englewood Cliffs, N.J: Prentice-Hall, 1987.

MLA aipamena

Haugen, Robert A. Introductory Investment Theory. Prentice-Hall, 1987.