APA
"John P. K., .Critical issues in educational technology. "New York, United States of America": .
Chicago
"John Polor K", .Critical issues in educational technology. "New York, United States of America": .
Harvard
"John P. K., .Critical issues in educational technology. "New York, United States of America": .
MLA
"John Polor K", ."New York, United States of America": . .