International Labour Office. (1991). General survey of the reports on the paid educational leave convention (no. 140) and recommendation (No. 148), 1974, and the human resources development convention (no. 142), and recommnendation (No. 150), 1975. ILO.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Labour Office. General Survey of the Reports on the Paid Educational Leave Convention (no. 140) and Recommendation (No. 148), 1974, and the Human Resources Development Convention (no. 142), and Recommnendation (No. 150), 1975. Geneva: ILO, 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)International Labour Office. General Survey of the Reports on the Paid Educational Leave Convention (no. 140) and Recommendation (No. 148), 1974, and the Human Resources Development Convention (no. 142), and Recommnendation (No. 150), 1975. ILO, 1991.