Theoretical biology - Uexkull, Jakob von, 1864-1944.; Mackinnon, Doris L. (Doris Livingston) (London, K. Paul, Trench, Trubner & co. ltd.; New York, Harcourt, Brace & company, inc., 1926)
"Translated by D.L. Mackinnon, D.Sc."
Keywords: Biology -- Philosophy