Aldridge, Alan, 1947- Surveying the social world : principles and practice in survey research / Alan Aldridge and Ken Levine. - Buckingham : Open University Press, 2001. - xii, 196 p. : ill., figs., tables ; 23 cm. - Understanding social research . Includes bibligraphical references and index. ISBN: 0335202411 £50.00 Subjects--Topical Terms: Social sciences--Research.