Campaigns. Election campaign handbook. By Daniel M. Gaby and Merle Treusch. Rentice-Hall, Englewood Cliffs, New Jersey 07632, 1977. 335 pp. looseleaf. (Apply N. C. Baron, Prentice-Hall, or telephone 201-592-2465. Book is sent Special Handling for 1-2 week inspection. If kept, price is $35, plus $3.49 for postage and handling, plus local sales tax. Publisher pays postage if check accompanies order.)