APA (7th ed.) Citation

Ward, J. The Essence of Information Systems; Sistem Informasi. andi offset.

Chicago Style (17th ed.) Citation

Ward, John. The Essence of Information Systems; Sistem Informasi. andi offset.

MLA (8th ed.) Citation

Ward, John. The Essence of Information Systems; Sistem Informasi. andi offset.

Warning: These citations may not always be 100% accurate.