Full Description

Certification boards were surveyed concerning operator certification. Results showed that the number of certified operators increased approximately 2.5 times in the period from 1970 to 1980. Certification program administration, fees, and staffing are among the topics covered. Includes 4 references, tables, appendices.

Product Details

Edition: Vol. 73 - No. 12 Published: 12/01/1981 Number of Pages: 9 File Size: 1 file , 1.7 MB