Παραπομπή APA

Moser, S., Kalton, G., Kalton, G., & Kalton, G. (1971). Survey methods in social investigation (2nd ed.). London: Heinemann Educational.

Παραπομπή Chicago Style

Moser, Sir, Graham Kalton, Graham Kalton, and G. Kalton. Survey Methods in Social Investigation. 2nd ed. London: Heinemann Educational, 1971.

Παραπομπή MLA

Moser, Sir, Graham Kalton, Graham Kalton, and G. Kalton. Survey Methods in Social Investigation. 2nd ed. London: Heinemann Educational, 1971.

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