Peiffer, Vera , 2001. Positive living the complete guide to positive thinking and personal success. [[Book] :] - London : Piatkus, , 2005. - 244.p ; 20 cm. . ISBN: 0749926031 Subjects--Personal Names: Peiffer, Vera ,--Self-help techniques Dewey Class. No.: 158.122 National Library of Medicine Call No.: 158.122 / PP