Wasmann, E. (1905). Comparative studies in the psychology of ants and of higher animals (Authorized English version of the 2d German ed. Enl. and rev.). B. Herder; [etc., etc.].

Wasmann, Erich. Comparative Studies in the Psychology of Ants and of Higher Animals. Authorized English version of the 2d German ed. Enl. and rev. St. Louis, Mo., Freiburg (Baden): B. Herder; [etc., etc.], 1905.

Wasmann, Erich. Comparative Studies in the Psychology of Ants and of Higher Animals. Authorized English version of the 2d German ed. Enl. and rev. B. Herder; [etc., etc.], 1905.