APA (7th ed.) Citation

Macias, B., & Pulman, S. (1993). Natural Language Processing for Requirements Specification.

Chicago Style (17th ed.) Citation

Macias, B., and S. Pulman. Natural Language Processing for Requirements Specification. 1993.

MLA (9th ed.) Citation

Macias, B., and S. Pulman. Natural Language Processing for Requirements Specification. 1993.

Warning: These citations may not always be 100% accurate.