Bliss bibliographic classification
Mills, J
Bliss bibliographic classification - 2nd ed. - London: Butterworths, 1977 - xxiii, 36p.
Class Q- Social welfare
0-408-70833-6
Bibliographic classification
Classification association Complete classification
D 025.49BC / J2;L7
Bliss bibliographic classification - 2nd ed. - London: Butterworths, 1977 - xxiii, 36p.
Class Q- Social welfare
0-408-70833-6
Bibliographic classification
Classification association Complete classification
D 025.49BC / J2;L7