TY  - GEN
AU  - Beall,J.C.
TI  - Logic: the basics 
SN  - 9780415774987 (hc)
AV  - BC108.BEA 2010 
PY  - 2010///
CY  - London
PB  - Routledge.
KW  - Logic
N1  - Includes bibliographical references and index; Includes bibliographical references and index
UR  - http://bvbm2.bib-bvb.de:8993/F?func=service&doc_library=BVB01&doc_number=018992292&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
ER  -