Buzan, Tony. Use both sides of your brain / Tony Buzan. - 1st American ed. - New York : Dutton, 1976, c1974. - 144 p., [4] leaves of plates : ill. ; 26 cm. ISBN: 0525474366 : $4.95 LCCN: 76011857 LC Class. No.: LB1049 .B89 1974 / .B85 1976 Dewey Class. No.: 371.3/0281