Perth

1. Davidson, John B. / Walker, T. R. / Carnegie, J. H. (1971): Centro de deportes Bell, en Perth - Gran Bretaña. Dans: Informes de la Construcción, v. 23, n. 227 (février 1971), pp. 15-19.

   https://doi.org/10.3989/ic.1971.v23.i227.3418

2. Sinclair, G. / Valentine, J. (1999): Road Recycling In Perth and Kinross.. Dans: Proceedings of the Institution of Civil Engineers - Municipal Engineer, v. 133, n. 4 (décembre 1999), pp. 165-171.

   https://doi.org/10.1680/imuen.1999.32383