APA (7e ed.) Bronvermelding

(1990). OECD economic surveys: Belgium-Luxembourg. Organisation for Economic Co-Operation and Development.

Chicago (17e ed.) Bronvermelding

OECD Economic Surveys: Belgium-Luxembourg. Paris, France: Organisation for Economic Co-Operation and Development, 1990.

MLA (9e ed.) Bronvermelding

OECD Economic Surveys: Belgium-Luxembourg. Organisation for Economic Co-Operation and Development, 1990.