001.6424 Ari A The Arity / Prolog programming language. -- / s. 1: s.n., s. a. / 197 p. ; 21 cm.<a id= "rdfa" about="http://bnjm.sld.cu/cgi-bin/item.py?idficha=bcuhcgrlyfof0121168" property = "oa:link" href="http://www.worldcat.org/oclc/ 7982736443 ">WorldCat</a>