Sehgal, R L पुस्तकालय संगठन एवं प्रशासन Library administration and organisation - 2nd ed. - New DelhI: Ess Ess Publications, 1998 - 313p. ISBN: 81-7000-224-9 Subjects--Topical Terms: Library and information science Universal Decimal Class. No.: D 023 / N8