Παραπομπή APA

(1973). The Royal Town Planning Institute list of members as at July 1973. London: Royal Town Planning Institute.

Παραπομπή Chicago Style

The Royal Town Planning Institute List of Members As At July 1973. London: Royal Town Planning Institute, 1973.

Παραπομπή MLA

The Royal Town Planning Institute List of Members As At July 1973. London: Royal Town Planning Institute, 1973.

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