Srikantaiah, Taverekere. An introduction to quantitative research methods for librarians / by Taverekere Srikantaiah and Herbert H. Hoffman. - 2nd ed. - Santa Ana, California : Headway Publications, 1977. - 223 p. : ill. ; 29 cm. Bibliography : p. 199-208. ISBN: 0895370026 Subjects--Topical Terms: Library science--Research.Library statistics.