APA Style

Barnes, D, J., Kolling, M. (2003). Objects First with Java: A Practical Introduction using BlueJ . Harlow, England ; New York: Pearson Education.

MLA Style

Barnes, David, John., Kolling, Michael. "Objects First with Java: A Practical Introduction using BlueJ". Harlow, England ; New York: Pearson Education, 2003. Books.