APA Zitierstil

Casley, D. J., & Lury, D. A. (1981). Data collection in developing countries.

Chicago Zitierstil

Casley, D J., und D A. Lury. Data Collection in Developing Countries. London, English Language Book Society, 1981.

MLA Zitierstil

Casley, D J., und D A. Lury. Data Collection in Developing Countries. 1981.