O'Neil, Barbara. Biorhythms : how to live with your life cycles / [electronic resource] Barbara O'Neil & Richard Phillips. - Pasadena : Ward Ritchie Press, c1975. - vii, 120 p. : graphs ; 22 cm. Includes bibliographical references (p. 105-107) and index. ISBN: 0378081993 9780378081993 0378081926 (pbk.) : $4.95 9780378081924 (pbk.) LCCN: 75000040 Nat. Bib. Agency Control No.: 7606428 DNLM Subjects--Topical Terms: Biological rhythms.Biological rhythms--Charts, diagrams, etc.Biological Clocks--Popular Works.Personality--Popular Works.Time--Popular Works.Rythmes biologiques.Rythmes biologiques--Tableaux, graphiques, etc. LC Class. No.: QH527 / .O53 Dewey Class. No.: 612 National Library of Medicine Call No.: QT 167 / O58b 1975