APA (7th ed.) Citation

Martin, W. A. (1980). Natural language and the computer representation of knowledge.

Chicago Style (17th ed.) Citation

Martin, William A. Natural Language and the Computer Representation of Knowledge. S.l, 1980.

MLA (9th ed.) Citation

Martin, William A. Natural Language and the Computer Representation of Knowledge. 1980.

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