APA (7e ed.) Bronvermelding

Elek, A. (1980). Feasibility study for the construction of economics-demographic model for Indonesia. International Labour Office.

Chicago (17e ed.) Bronvermelding

Elek, Andrew. Feasibility Study for the Construction of Economics-demographic Model for Indonesia. Geneva: International Labour Office, 1980.

MLA (9e ed.) Bronvermelding

Elek, Andrew. Feasibility Study for the Construction of Economics-demographic Model for Indonesia. International Labour Office, 1980.