Παραπομπή APA

Walkenbach, J. (1997). Excel 97 Bible. Comdex computer publishing.

Παραπομπή Chicago Style

Walkenbach, John. Excel 97 Bible. New Delhi: Comdex computer publishing, 1997.

Παραπομπή MLA

Walkenbach, John. Excel 97 Bible. Comdex computer publishing, 1997.