296,686 CLARK CHARLES R. [współoprac.] Instructional course lectures / [contributors Charles R. Clark et al.] ; The American Academy of Orthopaedic Surgeons. — St. Louis, Toronto, London : The C. V. Mosby Co., - 29 cm Vol. 29. - 1980. - X [2], 156 s. : il. ISBN 0-8016-0047-2