Kumar, P. S. G,
Introduction to colon classification: edition 7/ Textual Documents P. S. G. Kumar . - Nagpur: Dattsons Publishers, 1987. - 160p.
Colon classification Library science
025.435
Introduction to colon classification: edition 7/ Textual Documents P. S. G. Kumar . - Nagpur: Dattsons Publishers, 1987. - 160p.
Colon classification Library science
025.435