Packer, A. H., & Haugh, R. R. (1922). Radio for the amateur: The underlying principles of receiving and the construction and operation of receiving sets. Goodheart-Willcox Co..
Lua i Stíl Chicago (17ú heag.)Packer, Alfred Herbert, agus Raymond Reck Haugh. Radio for the Amateur: The Underlying Principles of Receiving and the Construction and Operation of Receiving Sets. Chicago: Goodheart-Willcox Co., 1922.
Lua MLA (8ú heag.)Packer, Alfred Herbert, agus Raymond Reck Haugh. Radio for the Amateur: The Underlying Principles of Receiving and the Construction and Operation of Receiving Sets. Goodheart-Willcox Co., 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.