APA (7th ed.) Citation

Mahmoedin, A. (1987). Disk Operating System ver. 4.00: User's guide. IBM Corp.

Chicago Style (17th ed.) Citation

Mahmoedin, AS. Disk Operating System Ver. 4.00: User's Guide. IBM Corp, 1987.

MLA (8th ed.) Citation

Mahmoedin, AS. Disk Operating System Ver. 4.00: User's Guide. IBM Corp, 1987.

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