OUWENEEL GL (1994) Boekbespreking: Madge, S. ... (et al.), Crows and jays, 1994. LIMOSA 67 (3): 127-128.

MADGE S. & BURN H. 1994. Crows and Jays. Christopher Helm. A & C Black, Londen. 191 p. ISBN 0.7136.3999.7

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