An introduction to the nineteenth edition of the Dewey decimal classification

An introduction to the nineteenth edition of the Dewey decimal classification

Manylion Llyfryddiaeth
Prif Awdur: Batty, Charles David
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: London Bingley c1981
Pynciau:
Classification, Dewey decimal > Programmed instruction.