Paek Insu Au. Using R for item response theory model applications Paek Insu Au.; Cole Ki Au. - London Routledge UK 2020 - viii,271p. cm. ISBN: 9781138542792 (pbk) UKP 36.99 Standard No.: 351,878 Source: 8708, 11/12/2019, Efficient Book Distributors Textual Subjects--Topical Terms: PSYCHOLOGY Dewey Class. No.: S, R0