APA (7th ed.) Citation

(1981). IBM System: Storage and information retrieval system : virtual storage general information manual (6th ed.). s.n.].

Chicago Style (17th ed.) Citation

IBM System: Storage and Information Retrieval System : Virtual Storage General Information Manual. 6th ed. [S.l: s.n.], 1981.

MLA (9th ed.) Citation

IBM System: Storage and Information Retrieval System : Virtual Storage General Information Manual. 6th ed. s.n.], 1981.

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