Ornithology

OAKES, CLIFFORD.

Edinburg, London, (1953).

CORY, CHARLES B.

Chicago, 1909.

STEWART, ROBERT E. a. CHANDLER S. ROBBINS.

Washington, (1958).

MARSHALL, A.J.

Oxford, 1954.

DOBSON, RODERICK.

London, N.Y., 1952.

RICHMOND, KENNETH.

London, (1958).

SIBLEY, CHARLES G. a. BURT L. MONROE, Jr.

New Haven, London, (1990).

SALOMONSEN, FINN.

Kbhvn., 1928.

LISTER, MICHAEL.

London, (1962).

NELSON, BRYAN.

Berkhamsted, 1978.

MARLE, J.G.

Herts, 1988.

YAPP, W.B.

London, (1970).

MØLLER, ANDERS PAPE (Red.).

Klampenborg, 1978.

DAVIDSON, ALAN.

London, 1954.

RIVOLIER, JEAN.

London, (1956).

IVANOV, A. I., E. V. KOZLOVA, L. A. PORTENKO and A. JA. TUGARINOV.

ANKER, JEAN.

Copenhagen, 1938.

TÅNING, VEDEL.

København, 1930.