SIR, Scientific Information Retrieval user's manual :
version 2 /
Barry N. Robinson, ... [et al.]
APA Citation
Robinson, B. N. (1980). SIR, Scientific Information Retrieval user's manual: version 2. Evanston, IL: SIR.
MLA Citation
Robinson, Barry N. SIR, Scientific Information Retrieval User's Manual: Version 2. Evanston, IL: SIR, 1980.
Warning: These citations may not always be complete (especially for serials).