Twin differences in writing performance
Subtitle: a study of heredity and school training
By: by Yngve Norinder.
Contributors: Hammarling, Vilgot, 1892- tr.
Publisher: H. Ohlssons boktryckeri
Published: 1946
Place of publication: Lund
Language: eng; ger
Number of pages: 209
Subjects: Twins.; Heredity.; Writing.; English language -- Orthography and spelling.
Notes: Bibliography: p. [203]-209.
At head of title: From the State institute of human genetics and race biology, Uppsala (head: Professor Gunnar Dahlberg)
Inaug.-diss.--Gothenburg.
Extra t.p., with thesis note, inserted.
Translated by Vilgot Hammarling. cf. Pref.