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Releases by Larry L. Orr

Cover for Larry L. Orr · Social Experiments: Evaluating Public Programs With Experimental Methods (Hardcover Book) (1998)
Hardcover Book
Social Experiments: Evaluating P...
Larry L. Orr
Cover for Larry L. Orr · Social Experiments: Evaluating Public Programs With Experimental Methods (Paperback Book) (1998)
Paperback Book
Social Experiments: Evaluating P...
Larry L. Orr