APA

Assche F. v., Moulin B., Assche F. v., International Federation for Information Processing & Working Conference on the Object Oriented Approach in Information Systems. (1991). Object oriented approach in information systems. Amsterdam [u.a.]: North-Holland.

Chicago

Assche F van, Moulin B, Assche Frans van, International Federation for Information Processing and Working Conference on the Object Oriented Approach in Information Systems. 1991. Object oriented approach in information systems. Amsterdam [u.a.]: North-Holland.

Harvard

Assche F. v., Moulin B., Assche F. v., International Federation for Information Processing and Working Conference on the Object Oriented Approach in Information Systems. (1991). Object oriented approach in information systems. Amsterdam [u.a.]: North-Holland.

MLA

Assche F van, Moulin B, Assche Frans van, International Federation for Information Processing and Working Conference on the Object Oriented Approach in Information Systems. Object oriented approach in information systems. Amsterdam [u.a.]: North-Holland. 1991.