APA Style

GRAVETTER, Frederick J., WALLNAU, Larry B. (). . : .

Chicago Style

GRAVETTER, Frederick J., WALLNAU, Larry B. . : , . .

MLA Style

GRAVETTER, Frederick J., WALLNAU, Larry B. . : , . .

Turabian Style

GRAVETTER, Frederick J., WALLNAU, Larry B. . : , . .