APA (7th ed.) Citation

Winkelmann, R., & Zimmermann, K. F. (1993). Ageing, migration and labour mobility. SELAPO.

Chicago Style (17th ed.) Citation

Winkelmann, Rainer, and Klaus F. Zimmermann. Ageing, Migration and Labour Mobility. München: SELAPO, 1993.

MLA (9th ed.) Citation

Winkelmann, Rainer, and Klaus F. Zimmermann. Ageing, Migration and Labour Mobility. SELAPO, 1993.