Metric guide for educational materials :
a handbook for teachers, writers and publishers.
APA Citation
American National Metric Council. (1977). Metric guide for educational materials: a handbook for teachers, writers and publishers. Washington: American National Metric Council.
MLA Citation
American National Metric Council. Metric Guide for Educational Materials: a Handbook for Teachers, Writers And Publishers. Washington: American National Metric Council, 1977.
Warning: These citations may not always be complete (especially for serials).