Zoology

TINBERGEN, NIKOLAAS.

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

MUNK, OLE.

Copenhagen, 1966.

SPITSBERGEN - THE FIRST OXFORD UNIVERSITY EXPEDITION TO SPITSBERGEN 1921.

London, Oxford University Press, 1925-29.

THE "DANA"-EXPEDITIONS -

Copenhagen, London, Gyldendal, 1934-35.

TÜMPEL, R.

Gotha, Friedrich Emil Perthes, 1908.

VILLEROY, F. und ADAM MÜLLER.

Mainz, Kunze, 1858.

BLUMENBACH, JOH. FRID.

Kbhvn., C. Steen, 1833.

BROMME, TRAUGOTT.

Stockholm, Em. Girons Förlag, 1865.

BERGMAN, TORBERN.

(Stockholm, 1756).

SPRENGEL, CHRISTIAN KONRAD.

Berlin, 1793.

OLAFSEN (OLAFSSON), EGGERT und BJARNE POVELSEN.

Kopenhagen und Leipzig, Heinecke und Faber, 1774-75.

LEVINSEN, G.M.R.

Copenhagen, Fr. Bagge, 1909.

MORLEY, DEREK WRAGGE.

London, Collins, 1953.

PRATER, S.H.

Bombay, (1965).

WINTHER, G., H.J. HANSEN OG AD.S. JENSEN.

K., 1878-1907.

WOODHOUSE, L.G.O.

Colombo, Ceylon Government Press, 1950.

FISCHER, GOTTLOB EUSEBIUS.

Leipzig, Beygang, 1800.

YONGE, C.M.

London, Collin, 1960.