APA (7th ed.) Citation

Gudwin, R., & Queiroz, J. (2007). Semiotics and intelligent systems development. Idea Group Publishing.

Chicago Style (17th ed.) Citation

Gudwin, Ricardo, and João Queiroz. Semiotics and Intelligent Systems Development. Hershey ; London ; Melbourne ; Singapore: Idea Group Publishing, 2007.

MLA (9th ed.) Citation

Gudwin, Ricardo, and João Queiroz. Semiotics and Intelligent Systems Development. Idea Group Publishing, 2007.