Methods and procedures for measuring patron use and cost of patron services for the Detroit Metropolitan Library Project /
Wedi'i Gadw mewn:
| Awduron Corfforaethol: | , , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
N.Y. :
Nelson Assoc. Inc.,
1967.
|
| Pynciau: |
| Disgrifiad o'r Eitem: | Photocopy. Washington, U.S. Office of Education, 1969. |
|---|---|
| Disgrifiad Corfforoll: | 57, 7 p. |