Παραπομπή APA

(1982). Information directory 1982: Current publications, films and services. Watford: Building Research Establishement.

Παραπομπή Chicago Style

Information Directory 1982: Current Publications, Films and Services. Watford: Building Research Establishement, 1982.

Παραπομπή MLA

Information Directory 1982: Current Publications, Films and Services. Watford: Building Research Establishement, 1982.

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