APA (7th ed.) Citation

Zervas, P., Fragkos, K., & Sampson, D. (2013). ASK LDT 2.0: A web-based graphical tool for authoring learning designs. IADIS.

Chicago Style (17th ed.) Citation

Zervas, P., K. Fragkos, and Demetrios Sampson. ASK LDT 2.0: A Web-based Graphical Tool for Authoring Learning Designs. IADIS, 2013.

MLA (9th ed.) Citation

Zervas, P., et al. ASK LDT 2.0: A Web-based Graphical Tool for Authoring Learning Designs. IADIS, 2013.