APA Style

Murphy, S, J., Lum, B. (2003). MathStart, Level 1 #1: 3 Little Firefighters (Sorting) (Cetakan ke-1). New York: HarperCollins Publishers.

MLA Style

Murphy, Stuart, J.., Lum, Bernice. "MathStart, Level 1 #1: 3 Little Firefighters (Sorting)". Cetakan ke-1 New York: HarperCollins Publishers, 2003. Text.