Chou, G. T., & Chou, G. T. (1986). dBase III plus handbook (2nd ed.). Que.
Lua i Stíl Chicago (17ú heag.)Chou, George Tsu-der, agus George Tsu-der Chou. DBase III Plus Handbook. 2nd ed. Carmel, In: Que, 1986.
Lua MLA (9ú heag.)Chou, George Tsu-der, agus George Tsu-der Chou. DBase III Plus Handbook. 2nd ed. Que, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.