Watt, D., & Swallow, P. (1996). Surveying historic buildings. Shaftesbury: Donhead.
Παραπομπή Chicago StyleWatt, David, and Peter Swallow. Surveying Historic Buildings. Shaftesbury: Donhead, 1996.
Παραπομπή MLAWatt, David, and Peter Swallow. Surveying Historic Buildings. Shaftesbury: Donhead, 1996.
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