Gaya APA

Perlick, Walter. (1981). Programed learning aid for introduction to business, 3rd ed. . New York: Irwin.

Gaya Chicago

Perlick, Walter. Programed learning aid for introduction to business, 3rd ed.. New York: Irwin, 1981. Text.

Gaya MLA

Perlick, Walter. Programed learning aid for introduction to business, 3rd ed.. New York: Irwin, 1981. Text.

Gaya Turabian

Perlick, Walter. Programed learning aid for introduction to business, 3rd ed.. New York: Irwin, 1981. Print.