TY  - BOOK
AU  - Worth,Don D.
AU  - Lechner,Pieter M.
TI  - Beneath Apple Prodos
SN  - 0835904636
PY  - 1984///
CY  - Reston, Va.
PB  - Reston Publishing Company
KW  - Pro DOS (Computer operating systems)
N1  - Includes index and reference card
ER  -