@Book{Knuth1984,author = "Donald E. Knuth",title = "The {\TeX}book",publisher = pub-AW,address = pub-AW:adr,pages = "ix + 483",year = "1984",ISBN = "0-201-13448-9 (paperback),0-201-13447-0 (hardcover)",ISBN-13 = "978-0-201-13448-3 (paperback),978-0-201-13447-6 (hardcover)",LCCN = "Z253.4.T47 K58 1984",bibdate = "Fri Jul 22 09:08:51 1994",bibsource = "http://www.math.../texbook3.bib",price = "US\$15.95 (paperback),US\$32.95 (hardcover)",} @book{TeXMetafont, author = {Knuth, Donald Ervin}, title = {TEX and METAFONT: New Directions in Typesetting}, year = {1979}, isbn = {0932376029}, publisher = {American Mathematical Society}, address = {USA} }