Grabowski, B. (1994). A printshop handbook: A technical manual for basic intaglio, relief, and lithographic processes. Brown & Benchmark Publishers.
Lua i Stíl Chicago (17ú heag.)Grabowski, Beth. A Printshop Handbook: A Technical Manual for Basic Intaglio, Relief, and Lithographic Processes. Madison, Wis: Brown & Benchmark Publishers, 1994.
Lua MLA (9ú heag.)Grabowski, Beth. A Printshop Handbook: A Technical Manual for Basic Intaglio, Relief, and Lithographic Processes. Brown & Benchmark Publishers, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.