APA (7th ed.) Citation

International Union for the Scientific Study of Population. (1969). Répertoire des activités scientifiques des membres =: Directory of members' scientific activities. [χ.ό.].

Chicago Style (17th ed.) Citation

International Union for the Scientific Study of Population. Répertoire Des Activités Scientifiques Des Membres =: Directory of Members' Scientific Activities. Liège: [χ.ό.], 1969.

MLA (8th ed.) Citation

International Union for the Scientific Study of Population. Répertoire Des Activités Scientifiques Des Membres =: Directory of Members' Scientific Activities. [χ.ό.], 1969.