APA Citation

Gilbert, C., & Williams, L. (1989). The ABC's of 1-2-3: Release 2.2. Singapore: Tech Publ..

Chicago Style Citation

Gilbert, Chris, and Lourie Williams. The ABC's of 1-2-3: Release 2.2. Singapore: Tech Publ., 1989.

MLA Citation

Gilbert, Chris, and Lourie Williams. The ABC's of 1-2-3: Release 2.2. Singapore: Tech Publ., 1989.

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