Cita APA (7a ed.)

(2003). Roof construction manual: Pitched roofs. Birkhäuser.

Cita Chicago Style (17a ed.)

Roof Construction Manual: Pitched Roofs. Basel [etc.]: Birkhäuser, 2003.

Cita MLA (9a ed.)

Roof Construction Manual: Pitched Roofs. Birkhäuser, 2003.