APA (7th ed.) Citation

Sergis, S., Papageorgiou, E., Zervas, P., & Sampson, D. (2015). An Educational Design-driven Representation Metadata Model for Lesson Plans.

Chicago Style (17th ed.) Citation

Sergis, S., E. Papageorgiou, P. Zervas, and Demetrios Sampson. An Educational Design-driven Representation Metadata Model for Lesson Plans. 2015.

MLA (9th ed.) Citation

Sergis, S., et al. An Educational Design-driven Representation Metadata Model for Lesson Plans. 2015.