The Sage handbook of action research : participative inquiry and practice
edited by Peter Reason, Hilary Bradbury
Sage , 2013
 Buku Referensi
Athanassios Jimoyiannis, editor
Research on e-learning and ICT in education
Springer, 2012
 eBooks
Lintang Matahari Hasani
Rancangan Antarmuka dan Interaksi Forum Diskusi Asinkronus Berbasis Kerangka Kerja Community of Inquiry = Designing Asynchronous Online Discussion Forum Interface and Interaction Based on Community of Inquiry Framework
Fakultas Ilmu Komputer Universitas Indonesia, 2021
 UI - Tesis (Membership)
Graziano, Anthony M.
Research methods : a process of inquiry
Pearson Education, 2014
 Buku Teks
Pertti J, Pelto
Anthropological research: the structure of inquiry
Cambridge University Press, 2012
 eBooks