APA Citation

Bergin, J. (1997). Karel++: A gentle introduction to the art of object-oriented programming. New York: Wiley.

Chicago Style Citation

Bergin, Joseph. Karel++: A Gentle Introduction to the Art of Object-oriented Programming. New York: Wiley, 1997.

MLA Citation

Bergin, Joseph. Karel++: A Gentle Introduction to the Art of Object-oriented Programming. New York: Wiley, 1997.

Warning: These citations may not always be 100% accurate.