Reference and Links

Applied Information Science http://www.aisintl.com/case/products/product.html

Classics in Software Engineering by Yourdon, Edward Nash

Data Flow Diagrams http://bradley.edu/~simonp/atg383/documentation/dfd.html

Data Flow Diagram Tool http://www.geocities.com/SiliconValley/Hills/8476/dfdt.html

Encyclopedia of Software Engineering, Volume 1, Volume 2 by John J. Marciniak

FirstSTEP http://www.interfacing.com/

Software Engineering, A Practitioner Approach, 4^th edition by Roger S. Pressman

System Analysis and Design http://balinux.ouhk.edu.hk/~b329/dfd-tools/index.htm