booklet.tex

    \documentclass[a4paper]{article}
    \usepackage[pdftex]{color,graphicx,epsfig}
    \usepackage[final]{pdfpages}
    \begin{document}
    	\includepdf[pages=-,% 
      		%nup=1x2,
    		landscape,		
    		booklet=true,	%make a booklet  max 36 page, than use signature
    		signature=36,	%Page Page per packet, divisible by 4		
    		%frame=true,	%frame around page
    		delta=0 40	%offset(0 40 for binding)
    	]{liturgy.pdf}
    \end{document}