"Reviews" Libri, 11.1-4 (2009): 321-328. Retrieved 23 May. 2013, from doi:10.1515/libr.1961.11.1-4.321

Reviews. Libri (2009), 11(1-4), pp. 1-415. Retrieved 23 May. 2013, from doi:10.1515/libr.1961.11.1-4.321

Reviews. Libri. 2009. 11(1-4): 1-415. Retrieved 23 May. 2013, from doi:10.1515/libr.1961.11.1-4.321