APA (7e ed.) Bronvermelding

Seminar on the Use of Systems of Models in Planning, Moscow, 1974, & United Nations. Economic Commission for Europe. (1975). Use of the systems of models in planning. United Nations.

Chicago (17e ed.) Bronvermelding

Seminar on the Use of Systems of Models in Planning, Moscow, 1974, en United Nations. Economic Commission for Europe. Use of the Systems of Models in Planning. New York: United Nations, 1975.

MLA (9e ed.) Bronvermelding

Seminar on the Use of Systems of Models in Planning, Moscow, 1974, en United Nations. Economic Commission for Europe. Use of the Systems of Models in Planning. United Nations, 1975.