APA
(1960). List of instructional materials for the supplementary training of apprentics and other "on-the-job' trainees available from state and local sources. Washington, USA: U.S. Department of Health, Education, and Welfare.
Chicago
1960. List of instructional materials for the supplementary training of apprentics and other "on-the-job' trainees available from state and local sources. Washington, USA: U.S. Department of Health, Education, and Welfare.
Harvard
(1960). List of instructional materials for the supplementary training of apprentics and other "on-the-job' trainees available from state and local sources. Washington, USA: U.S. Department of Health, Education, and Welfare.
MLA
List of instructional materials for the supplementary training of apprentics and other "on-the-job' trainees available from state and local sources. Washington, USA: U.S. Department of Health, Education, and Welfare. 1960.