APA (7th ed.) Citation

Lamport, L. (1986). LATEX: A document preparation system. Addison-Wesley Pub. Co..

Chicago Style (17th ed.) Citation

Lamport, Leslie. LATEX: A Document Preparation System. Reading, Mass.: Addison-Wesley Pub. Co., 1986.

MLA (9th ed.) Citation

Lamport, Leslie. LATEX: A Document Preparation System. Addison-Wesley Pub. Co., 1986.

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