APA
Ahmed A., Construction and Building Research Conference & Gidado K. (2008). The use of earth-air heat exchanger for improving building comfort conditions in the tropical climate. London: RICS.
Chicago
Ahmed Abdullahi, Construction and Building Research Conference and Gidado Kassim. 2008. The use of earth-air heat exchanger for improving building comfort conditions in the tropical climate. London: RICS.
Harvard
Ahmed A., Construction and Building Research Conference and Gidado K. (2008). The use of earth-air heat exchanger for improving building comfort conditions in the tropical climate. London: RICS.
MLA
Ahmed Abdullahi, Construction and Building Research Conference and Gidado Kassim. The use of earth-air heat exchanger for improving building comfort conditions in the tropical climate. London: RICS. 2008.