Johnson, A., & King, W. H. (1946). A manual of specifications and quantities for civil engineers: A textbook for students in civil and municipal engineering. English Universities Press.
Lua i Stíl Chicago (17ú heag.)Johnson, A., agus William Herbert King. A Manual of Specifications and Quantities for Civil Engineers: A Textbook for Students in Civil and Municipal Engineering. London: English Universities Press, 1946.
Lua MLA (8ú heag.)Johnson, A., agus William Herbert King. A Manual of Specifications and Quantities for Civil Engineers: A Textbook for Students in Civil and Municipal Engineering. English Universities Press, 1946.
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