APA (7th ed.) Citation

Curtin, D. P. (1993). Application software: Version A, WordPerfect 5.1, DOS Version 2.x-5.x, Lotus 1-2-3 Releases 1A-2.4, dBase III Plus (Third Edition.). Regents/Prentice Hall.

Chicago Style (17th ed.) Citation

Curtin, Dennis P. Application Software: Version A, WordPerfect 5.1, DOS Version 2.x-5.x, Lotus 1-2-3 Releases 1A-2.4, DBase III Plus. Third Edition. Englewood Cliffs, New Jersey: Regents/Prentice Hall, 1993.

MLA (9th ed.) Citation

Curtin, Dennis P. Application Software: Version A, WordPerfect 5.1, DOS Version 2.x-5.x, Lotus 1-2-3 Releases 1A-2.4, DBase III Plus. Third Edition. Regents/Prentice Hall, 1993.