Smith, R., Webb, D. J., & Allal, M. (1987). Small-scale manufacture of stabilised soil blocks. Vienna: United Nations Industrial Development Organization.
Παραπομπή Chicago StyleSmith, R., D. J. Webb, and Moise Allal. Small-scale Manufacture of Stabilised Soil Blocks. Vienna: United Nations Industrial Development Organization, 1987.
Παραπομπή MLASmith, R., D. J. Webb, and Moise Allal. Small-scale Manufacture of Stabilised Soil Blocks. Vienna: United Nations Industrial Development Organization, 1987.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.