Παραπομπή APA

Seggel, R. (1967). XXXVIIth International Congress Barcelona 1967: Report on the work of the commission. Brussels: International Union of Public Transport.

Παραπομπή Chicago Style

Seggel, R. XXXVIIth International Congress Barcelona 1967: Report On the Work of the Commission. Brussels: International Union of Public Transport, 1967.

Παραπομπή MLA

Seggel, R. XXXVIIth International Congress Barcelona 1967: Report On the Work of the Commission. Brussels: International Union of Public Transport, 1967.

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