APA (7th ed.) Citation

(1980). SIR scientific information retrieval: User's manual ; version 2. SIR.

Chicago Style (17th ed.) Citation

SIR Scientific Information Retrieval: User's Manual ; Version 2. Evanston, Ill: SIR, 1980.

MLA (9th ed.) Citation

SIR Scientific Information Retrieval: User's Manual ; Version 2. SIR, 1980.

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