Author: Kumari, K. (et al., editors), 1974.:
Title: Estonian wetlands and their life. (Estonian contributions to the International Biological Programme, No. 7.)
Description: Tallinn: "Valgus". 8vo, 20cm. Pp. 288 many photos and figs. in text, refs., bibl. Orig. laminated pictorial wrs. - Mostly on bird life (8 papers) and peat-bog related subjects (5 papers).

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