APA (7th ed.) Citation

Tiefel, V. (1991). The Gateway to Information: A System Redefines How Libraries Are Used.

Chicago Style (17th ed.) Citation

Tiefel, Virginia. The Gateway to Information: A System Redefines How Libraries Are Used. 1991.

MLA (9th ed.) Citation

Tiefel, Virginia. The Gateway to Information: A System Redefines How Libraries Are Used. 1991.

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