PACKER, A. D. (1996). Building Measurement A D Packer. Longman.
Lua i Stíl Chicago (17ú heag.)PACKER, A D. Building Measurement A D Packer. Longman, 1996.
Lua MLA (8ú heag.)PACKER, A D. Building Measurement A D Packer. Longman, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.