Piaget's Theory of Intellectual Development
Herbert Ginsburg & Sylvia Opper
Encyclopedia of Sociology
Edgar F. Borgatta & Rhonda J. V. Montgomery
Microsound
Curtis Roads
The True Believer: Thoughts on the Nature of Mass Movements
Eric Hoffer
The Oxford Handbook of Early Christian Studies
Susan Ashbrook Harvey & David G. Hunter
The Bourne Supremacy
Robert Ludlum