Cita APA (7a ed.)

National Academy of Sciences. United States. (1974). Roofing In Developing Countries. Research For New Technologies.

Cita Chicago Style (17a ed.)

National Academy of Sciences. United States. Roofing In Developing Countries. Research For New Technologies. USA, Washington D. C, 1974.

Cita MLA (9a ed.)

National Academy of Sciences. United States. Roofing In Developing Countries. Research For New Technologies. 1974.