Centre for Educational Research and Innovation. (1973). Case studies of educational innovation. Organisation for Economic Co-operation and Development.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումCentre for Educational Research and Innovation. Case Studies of Educational Innovation. [Paris]: Organisation for Economic Co-operation and Development, 1973.
MLA (9րդ խմբ.) ՄեջբերումCentre for Educational Research and Innovation. Case Studies of Educational Innovation. Organisation for Economic Co-operation and Development, 1973.