The interplay of opposites, :
a dialectical ontology.

APA Citation

Müller, G. Emil. (1956). The interplay of opposites,: a dialectical ontology. New York,: Bookman Associates.

MLA Citation

Müller, Gustav Emil, 1898-1987. The Interplay of Opposites,: a Dialectical Ontology. New York,: Bookman Associates, 1956.

Warning: These citations may not always be complete (especially for serials).