APA (7th ed.) Citation

Bivins Noerr, K., Helal, A. H., & Weiss, J. W. (1986). Future of online catalogues: Essen symposium 30 September - 3 October 1985. Gesamthochschulbibliothek Essen.

Chicago Style (17th ed.) Citation

Bivins Noerr, K., A. H. Helal, and J. W. Weiss. Future of Online Catalogues: Essen Symposium 30 September - 3 October 1985. Essen: Gesamthochschulbibliothek Essen, 1986.

MLA (9th ed.) Citation

Bivins Noerr, K., et al. Future of Online Catalogues: Essen Symposium 30 September - 3 October 1985. Gesamthochschulbibliothek Essen, 1986.