APA aipamena

Conference on Software Maintenance Sorrento, Italy, IEEE Computer Society. Software Engineering Technical Committee, Institute of Electrical and Electronics Engineers, & Software Maintenance Association. (1991). Conference on Software Maintenance 1991, October 15-17, 1991 - Sorrento, Italy: Proceedings. IEEE Computer Society Press.

Chicago Style aipamena

Conference on Software Maintenance Sorrento, Italy, IEEE Computer Society. Software Engineering Technical Committee, Institute of Electrical and Electronics Engineers, and Software Maintenance Association. Conference on Software Maintenance 1991, October 15-17, 1991 - Sorrento, Italy: Proceedings. Los Alamitos, Calif.: IEEE Computer Society Press, 1991.

MLA aipamena

Conference on Software Maintenance Sorrento, Italy, et al. Conference on Software Maintenance 1991, October 15-17, 1991 - Sorrento, Italy: Proceedings. IEEE Computer Society Press, 1991.