\bib{2006/stallman}
\yr 2006
\book The GNU Make Manual, edition: 0.70
\bookinfo Last updated 1 April 2006 for GNU {\tt make} version 3.81
\by Richard Stallman
\by Roland McGrath
\publ Free Software Foundation
\publaddr Boston
\url http://www.gnu.org/software/make/manual/make.pdf
\endref
