An introduction to the Dewey Decimal Classification /
Batty, C. D.
An introduction to the Dewey Decimal Classification / C. D. Batty . - London : C. Bingley, 1965. - 94 p. ; 23 cm.
Classification, Dewey decimal--Programmed instruction.
025.43
An introduction to the Dewey Decimal Classification / C. D. Batty . - London : C. Bingley, 1965. - 94 p. ; 23 cm.
Classification, Dewey decimal--Programmed instruction.
025.43