TY  - BOOK
AU  - Lockwood, Fred 
TI  - The design and production of self-insruction materials
SN  - 0749414553
U1  - 371.3 LOC 22
PY  - 1998///
CY  - London : 
PB  - Kogan Page, 
KW  - Open learning
N1  - Includes bibliographical references and index.
ER  -