Παραπομπή APA

(1974). Roofing in developing countries: Research for new technologies. Washington, D.C: National Academy of Sciences-National Research Council.

Παραπομπή Chicago Style

Roofing in Developing Countries: Research for New Technologies. Washington, D.C: National Academy of Sciences-National Research Council, 1974.

Παραπομπή MLA

Roofing in Developing Countries: Research for New Technologies. Washington, D.C: National Academy of Sciences-National Research Council, 1974.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.