APA (7th ed.) Citation

Xie, L. (1994). Extending an object-oriented design method: A C++extension for IDEF4. [publisher not identified].

Chicago Style (17th ed.) Citation

Xie, Lizong. Extending an Object-oriented Design Method: A C++extension for IDEF4. [Place of publication not identified]: [publisher not identified], 1994.

MLA (9th ed.) Citation

Xie, Lizong. Extending an Object-oriented Design Method: A C++extension for IDEF4. [publisher not identified], 1994.