Uppal, O. P.
Practical procedure of classification - 1st ed. - Patiala Madaan publishers 1975 - xv,142p. - Kaula library science series no. 2 .
Classification
025.4 / UPP/1975
Practical procedure of classification - 1st ed. - Patiala Madaan publishers 1975 - xv,142p. - Kaula library science series no. 2 .
Classification
025.4 / UPP/1975