Lua APA (7ú heag.)

(1948). A guide for the teaching of the history of the United States: A two-year course. [State Department of Education].

Lua i Stíl Chicago (17ú heag.)

A Guide for the Teaching of the History of the United States: A Two-year Course. Trenton, N.J: [State Department of Education], 1948.

Lua MLA (9ú heag.)

A Guide for the Teaching of the History of the United States: A Two-year Course. [State Department of Education], 1948.

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