APA (7th ed.) Citation

Xinogalos, S., Satratzemi, M., & Dagdilelis, V. (2006). An Introduction to Object-Oriented Programming with a Didactic Microworld: 'objectKarel'. Computers and Education, 47(2), 148. https://doi.org/10.1016/j.compedu.2004.09.005

Chicago Style (17th ed.) Citation

Xinogalos, Stelios, Maya Satratzemi, and Vassilios Dagdilelis. "An Introduction to Object-Oriented Programming with a Didactic Microworld: 'ObjectKarel'." Computers and Education 47, no. 2 (2006): 148. https://doi.org/10.1016/j.compedu.2004.09.005.

MLA (9th ed.) Citation

Xinogalos, Stelios, et al. "An Introduction to Object-Oriented Programming with a Didactic Microworld: 'ObjectKarel'." Computers and Education, vol. 47, no. 2, 2006, p. 148, https://doi.org/10.1016/j.compedu.2004.09.005.