Παραπομπή APA

Davison, R. (1961). Trade unions: A practical approach. Longmans.

Παραπομπή Chicago Style

Davison, R.B. Trade Unions: A Practical Approach. London: Longmans, 1961.

Παραπομπή MLA

Davison, R.B. Trade Unions: A Practical Approach. Longmans, 1961.