An
introduction to UDC
Perreault, Jean M.
1931-2001
creator
text
programmed text
ctu
Hamden, Conn.]
Archon Books
c1969
1969
monographic
eng
111 p. ; 23 cm.
Jean M. Perreault.
Classification, Universal decimal
Programmed instruction
025.43 PEI 1969
Programmed texts in library and information science
0851570860
DLC
131123
20211208233225.0
730
eng