Zoology

ESCHRICHT, DAN. FRED.

(Kjøbenhavn, 1848).

HARWOOD, I.

(London, Richard Taylor, 1827).

ZETTERSTEDT, JOHAN WILHELM.

Lund, Berlingska, 1822.

MÜLLER, (JOHANNES PETER).

Berlin, 1842.

RASMUSSEN, HOLGER.

Kbhvn., 1968.

STRESEMANN, ERWIN.

Berlin, 1954.

VAILLANT, AUGUSTE NICOLAS / J.F.T. EYDOUX & FRANCOIS LOUIS AUG. SOULEYET.

Paris, Arthus Bertrand, (1841-42).

LANKESTER, E. RAY.

London, Constable & Co., 1906.

BERGER, ARTHUR.

NIELSEN, E.

AMSCHLER, J. WOLFG.

HAMMER, MARIE.

HANSTRÖM, BERTIL, PER BRINCK, GUSTAF RUDEBECK (EDTS.).

Stockholm, (1955).

KRAMP, P.L.

Copenhagen, Reitzel, 1963.

SPITSBERGEN - THE FIRST OXFORD UNIVERSITY EXPEDITION TO SPITSBERGEN 1921.

London, Oxford University Press, 1925-29.

THE "DANA"-EXPEDITIONS -

Copenhagen, London, Gyldendal, 1934-35.

TINBERGEN, NIKOLAAS.

Stockholm, P. A. Norstedt & Söner, 1974.

KÖHLER, WOLFGANG. - THE CONCEPT OF "INSIGHT".

Berlin, Julius Springer, 1921.