Title from cover.
Vols. for 1984- include extra issue called: Annual report and membership directory.
Applied science & technology index 0003-6986
Canadian Environment
Chemical abstracts 0009-2258
GeoRef 0197-7482
Energy research abstracts 0160-3604
Coal abstracts 0309-4979
Also available in online version as: AAPG bulletin and explorer.
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