Poole, L., McNiff, M., & Cook, S. (1981). Apple II user's guide. Osborne/McGraw-Hill.
Chicago Style aipamenaPoole, Lon, Martin McNiff, and Steven Cook. Apple II User's Guide. Berkeley, Calif: Osborne/McGraw-Hill, 1981.
MLA aipamenaPoole, Lon, et al. Apple II User's Guide. Osborne/McGraw-Hill, 1981.
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