Principles of visual training [
| Format: | Book |
|---|---|
| Published: |
Hemdon :
USA Training ,
.n.d
|
| Subjects: |
| Item Description: | Also available in vhs format : VHS 1123 |
|---|---|
| Physical Description: | 1 videodisc (25 min.) : sd., col. ; 4 3/4 in. |