Batty, C D
An introduction to the seventeenth edition of the Dewey decimal classification / C. D. Batty. - London : Bingley, 1967. - 102 p. ; 23 cm. - [Programmed texts in library & information science] 21/- .
Classification, Dewey decimal--Programmed instruction.
025.4 / BAI
An introduction to the seventeenth edition of the Dewey decimal classification / C. D. Batty. - London : Bingley, 1967. - 102 p. ; 23 cm. - [Programmed texts in library & information science] 21/- .
Classification, Dewey decimal--Programmed instruction.
025.4 / BAI