00000nas 2200000za 4500 9.834690 CaOODSP 20241203113639 cr ||||||||||| 170403d1973199uoncuu m o f0###|0eng|d 0318-5958 CaOODSP eng eng fre n-cn--- En36-507E-PDF Social science series (Ottawa, Ont.) Social science series [electronic resource]. Ottawa : Environment Canada, 1973-1995? Irregular Began with no. 1 (1973); ceased with no. 31 (1995)? Issued also in French under title: Collection des sciences sociales. Includes abstracts in English and French. Issued 1987-1988 by Inland Waters and Lands Directorate; 1988-1992 by Inland Waters Directorate; 1992-1994 by Ecosystem Sciences and Evaluation Directorate; 1994-1995 by the Environmental Conservation Service. gccst Water conservation gccst Environmental protection Canada. Environment Canada. Canada. Environment Canada. Ecosystem Sciences and Evaluation Directorate. Canada. Environment Canada. Inland Waters Directorate. Canada. Environmental Conservation Service. Canada. Inland Waters and Lands Directorate. Collection des sciences sociales (CaOODSP)9.834701 Social science series. (CaOODSP)9.514559