Ford, E. B. Genetic polymorphism by E.B. Ford. - Cambridge, Mass. M.I.T. Press [1965] - 101 p. 22 cm. - All Souls studies 5 . "References": p. 90-97. LCCN: 65026066 //r85 Subjects--Topical Terms: Genetic polymorphisms. LC Class. No.: QH431 / .F675 Dewey Class. No.: 575.12