Lua APA (7ú heag.)

Lich, G. E. (1990). Fred Gipson at work. Texas A & M Univ..

Lua i Stíl Chicago (17ú heag.)

Lich, Glen E. Fred Gipson at Work. Texas: Texas A & M Univ., 1990.

Lua MLA (9ú heag.)

Lich, Glen E. Fred Gipson at Work. Texas A & M Univ., 1990.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.