Παραπομπή APA

(1999). NetOp School: The best teaching tool since the blackboard [. [s.l.]: Danware Data A/S.

Παραπομπή Chicago Style

NetOp School: The Best Teaching Tool Since the Blackboard [. [s.l.]: Danware Data A/S, 1999.

Παραπομπή MLA

NetOp School: The Best Teaching Tool Since the Blackboard [. [s.l.]: Danware Data A/S, 1999.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.