APA (7e ed.) Bronvermelding

Pitchford, J. D. (1974). Population in economic growth. North-Holland Pub.

Chicago (17e ed.) Bronvermelding

Pitchford, J. D. Population in Economic Growth. Amsterdam: North-Holland Pub, 1974.

MLA (9e ed.) Bronvermelding

Pitchford, J. D. Population in Economic Growth. North-Holland Pub, 1974.

Let op: Deze citaties zijn niet altijd 100% accuraat.