OPAC:Department of National Museum-Sri Lanka Search for 'au:"Pearl,Raymond"'

Introduction to medical biometry and statistics

By Pearl,Raymond. Philadelphia and London W.B. Saunders Company 1923 . 379p ; 24 cm

By Pearl,Raymond. Baltimore Williams and Wilkins company 1924 . 653p ; 23 cm

By Pearl,Raymond. Washington Carnegie institution of Washington 1907 . 136p. ; 25 cm

By Pearl,Raymond and Clawson. Washington Carnegie institution of Washington 1907 . 70p. ; 25 cm