Building materials in developing countries.

MLA

Spence, R.J.S, and D.J Cook. Building Materials In Developing Countries. [S.l.]: John Wiley & sons, 1983.

APA

Spence, R., & Cook, D. (1983). Building materials in developing countries. [S.l.]: John Wiley & sons.

Chicago

Spence, R.J.S., and D.J Cook. Building Materials In Developing Countries. [S.l.]: John Wiley & sons, 1983.