Curriculum laboratories in the United States
Subtitle: a research study, San Diego County Schools.
Series: Education monograph, no.15, ed. by john S. Carroll; Education monograph -- no. 15.
Publisher: Curriculum Laboratory, Office of the Supt. of Schools, San Diego County
Published: 1947
Place of publication: San Diego, Calif
Language: eng
Number of pages: 172
Subjects: Instructional materials centers.
Notes: Includes bibliographies.