APA Style

Canie, Joan Koob. (1991). Keeping Customers For Life (1991). amacom: Amacom.

Chicago Style

Canie, Joan Koob. Keeping Customers For Life. 1991 amacom: Amacom, 1991. Text.

MLA Style

Canie, Joan Koob. Keeping Customers For Life. 1991 amacom: Amacom, 1991. Text.

Turabian Style

Canie, Joan Koob. Keeping Customers For Life. 1991 amacom: Amacom, 1991. Print.