World Conference on Computers in Education Lozanna & IFIP Technical Committee 3. (1981). Computers in education: Proceedings of the IFIP TC-3 : 3rd World Conference on Computers in Education, Lausanne, Switzerland, July 27-31, 1981. North-Holland Publishing Company.
Cytowanie według stylu Chicago (wyd. 17)World Conference on Computers in Education Lozanna i IFIP Technical Committee 3. Computers in Education: Proceedings of the IFIP TC-3 : 3rd World Conference on Computers in Education, Lausanne, Switzerland, July 27-31, 1981. Amsterdam [etc.]: North-Holland Publishing Company, 1981.
Cytowanie według stylu MLA (wyd. 9)World Conference on Computers in Education Lozanna i IFIP Technical Committee 3. Computers in Education: Proceedings of the IFIP TC-3 : 3rd World Conference on Computers in Education, Lausanne, Switzerland, July 27-31, 1981. North-Holland Publishing Company, 1981.