human energy cost of certain household tasks
By: by VeNona W. Swartz.
Series: Bulletin / State College of Washington. Agricultural Experiment Station -- no. 282.; Bulletin (State College of Washington. Agricultural Experiment Station) -- no. 282.
Publisher: State College of Washington, Agricultural Experiment Station
Published: 1933
Place of publication: Pullman, Wash
Language: eng
Number of pages: 23
Subjects: Home economics; Work measurement
Notes: Cover title.

Bibliography: p. [24].