APA (7th ed.) Citation

Radio Shack. (1980). TRS-80: Educational software sourcebook / Radio Shack, Education Division. Radio Shack.

Chicago Style (17th ed.) Citation

Radio Shack. TRS-80: Educational Software Sourcebook / Radio Shack, Education Division. Fort Worth, Tex.: Radio Shack, 1980.

MLA (9th ed.) Citation

Radio Shack. TRS-80: Educational Software Sourcebook / Radio Shack, Education Division. Radio Shack, 1980.

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