Παραπομπή APA

(1981). Year book of labour statistics 1981. Japan: Statistics andInformation Department, Minister's Secretariat, Ministry of Labour.

Παραπομπή Chicago Style

Year Book of Labour Statistics 1981. Japan: Statistics andInformation Department, Minister's Secretariat, Ministry of Labour, 1981.

Παραπομπή MLA

Year Book of Labour Statistics 1981. Japan: Statistics andInformation Department, Minister's Secretariat, Ministry of Labour, 1981.

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