Fitzgerald, Jerry .
Fundamentals of system analysis / Textual Documents Jerry Fitzgerald. - 3 / . - London : John Wiley & Sons , 1987. - 871 ; .
624.171 / PIT/FU
Fundamentals of system analysis / Textual Documents Jerry Fitzgerald. - 3 / . - London : John Wiley & Sons , 1987. - 871 ; .
624.171 / PIT/FU