APA (7th ed.) Citation

Cawkell, A. E. (1991). Electronic Document Supply Systems.

Chicago Style (17th ed.) Citation

Cawkell, A. E. Electronic Document Supply Systems. 1991.

MLA (9th ed.) Citation

Cawkell, A. E. Electronic Document Supply Systems. 1991.

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