APA

Molgaard-Hansen R, International frderation for documentation classification 1970 Research (Commette on 1970), Magir Westring-Nielsen & International frderation for documentation classification 1970 Research (Commette on 1970). (1972). Proceedings of second seminar on U D C in a mechanized information system. : .

Chicago

Molgaard-Hansen R, International frderation for documentation classification 1970 Research (Commette on 1970), Magir Westring-Nielsen and International frderation for documentation classification 1970 Research (Commette on 1970). 1972. Proceedings of second seminar on U D C in a mechanized information system. : .

Harvard

Molgaard-Hansen R, International frderation for documentation classification 1970 Research (Commette on 1970), Magir Westring-Nielsen and International frderation for documentation classification 1970 Research (Commette on 1970). (1972). Proceedings of second seminar on U D C in a mechanized information system. : .

MLA

Molgaard-Hansen R, International frderation for documentation classification 1970 Research (Commette on 1970), Magir Westring-Nielsen and International frderation for documentation classification 1970 Research (Commette on 1970). Proceedings of second seminar on U D C in a mechanized information system. : . 1972.