http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/4 Published by the faculty, students and alumni of the Polytechnic Institute of Puerto Rico Thu, 21 May 2026 18:41:42 GMT 2026-05-21T18:41:42Z http://dspace.cai.sg.inter.edu:80/xmlui/bitstream/id/52/Polygraph.png http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/4 http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/50 Polygraph Inter American University of Puerto Rico Contiene: Vol. 38, no. 1 (marzo 1979). Mon, 01 Jan 1979 00:00:00 GMT http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/50 1979-01-01T00:00:00Z http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/49 Polygraph Inter American University of Puerto Rico Contiene: Vol. 38, no. 1-4 (1978). Sun, 01 Jan 1978 00:00:00 GMT http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/49 1978-01-01T00:00:00Z http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/48 Polygraph Inter American University of Puerto Rico Contiene: Vol. 37, nos. 1-4 (1977). Sat, 01 Jan 1977 00:00:00 GMT http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/48 1977-01-01T00:00:00Z http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/47 Polygraph Inter American University of Puerto Rico Contiene: Vol. 36,nos. 6-9 (1976) Thu, 01 Jan 1976 00:00:00 GMT http://dspace.cai.sg.inter.edu:80/xmlui/handle/123456789/47 1976-01-01T00:00:00Z