APA Style

Baier, Martin. (1985). Elements of Direct Marketing . USA: McGraw-Hill.

Chicago Style

Baier, Martin. Elements of Direct Marketing. USA: McGraw-Hill, 1985. Text.

MLA Style

Baier, Martin. Elements of Direct Marketing. USA: McGraw-Hill, 1985. Text.

Turabian Style

Baier, Martin. Elements of Direct Marketing. USA: McGraw-Hill, 1985. Print.