HALEWIJN R VAN (1995) Boekbespreking: Camphuysen, C.J. ... (et al.), Atlas of seabirds in the southern North Sea, 1994. LIMOSA 68 (4): 176-177.
CAMPHUYSEN C. J. & LEOPOLD M. F. 1994. Atlas of seabirds in the southern North Sea IBN Research Report 94/6, NIOZ-Rapport 1994-8. IBNDLO, NZG & NIOZ, Texel. 126 p. ISSN 0923.3210.
