TY - BOOK AU - Whitten, Jeffrey L TI - Systems analysis and design methods SN - 0-07-231539-3 U1 - 004.21 WHI 5th CY - Boston PB - McGraw Hill KW - Computer Science KW - Systems analysis , design methods N1 - Faculty, students and Staff UR - https://libgen.is/book/index.php?md5=6637D159C092E9790DAEDF9AA78493CC ER -