Martin, H. H. (1994). On the determination of functional requirements in a maintenance environment. H.H. Martin.
Lua i Stíl Chicago (17ú heag.)Martin, Harry H. On the Determination of Functional Requirements in a Maintenance Environment. Eindhoven: H.H. Martin, 1994.
Lua MLA (8ú heag.)Martin, Harry H. On the Determination of Functional Requirements in a Maintenance Environment. H.H. Martin, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.