Citazione APA

Webb, W. H. (1986). Sources of Information in the Social Sciences: A Guide to the Literature (3rd.). Arnold-Heinemann.

Stile di citazione Chicago

Webb, William H. Sources of Information in the Social Sciences: A Guide to the Literature. 3rd. New Delhi: Arnold-Heinemann, 1986.

Citazione MLA

Webb, William H. Sources of Information in the Social Sciences: A Guide to the Literature. 3rd. Arnold-Heinemann, 1986.