Sampson, D., & Zervas, P. (2014). A hierarchical framework for open access to education and learning.
Chicago Style (17th ed.) CitationSampson, Demetrios, and P. Zervas. A Hierarchical Framework for Open Access to Education and Learning. 2014.
MLA (9th ed.) CitationSampson, Demetrios, and P. Zervas. A Hierarchical Framework for Open Access to Education and Learning. 2014.
Warning: These citations may not always be 100% accurate.