Sleep characteristics
Subtitle: how they vary and react to changing conditions in the group and the individual
By: N. Kleitman ... [et al.].
Series: Harvard College Library history of science project -- 00543
Publisher: Univ. of Chicago Press
Published: 1937
Place of publication: Chicago
Language: eng
Number of pages: 86
Subjects: Sleep
Notes: Includes bibliographical references: p. [87]