APA (7th ed.) Citation

Barker, P. (1994). Electronic Libraries--Visions of the Future.

Chicago Style (17th ed.) Citation

Barker, Philip. Electronic Libraries--Visions of the Future. 1994.

MLA (9th ed.) Citation

Barker, Philip. Electronic Libraries--Visions of the Future. 1994.

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