D R Jeffrey. (1984). Systems analysis and design. Sydney, Australia: Prentice-Hall.
Trích dẫn kiểu ChicagoD R Jeffrey. Systems Analysis and Design. Sydney, Australia: Prentice-Hall, 1984.
MLA引文D R Jeffrey. Systems Analysis and Design. Sydney, Australia: Prentice-Hall, 1984.
警告:這些引文格式不一定是100%准確.