APA Citatie

Ellsworth, J. H., & Ellsworth, M. V. New internet business book. John Willy and sons.

Chicago Style citaat

Ellsworth, Jill H., en Mathew V. Ellsworth. New Internet Business Book. New York: John Willy and sons.

MLA citatie

Ellsworth, Jill H., en Mathew V. Ellsworth. New Internet Business Book. John Willy and sons.