APA Style

Junge, G, C, A. (1941). Biological results of the Snellius Expedition: X. aves (10). Belanda: E. J. Brill, Leiden, Belanda..

MLA Style

Junge, G., C., A.. "Biological results of the Snellius Expedition: X. aves". 10 Belanda: E. J. Brill, Leiden, Belanda., 1941. Text.