APA

Lehmann W. P., . (1964). Spectrum: modern German thought in science, literature, philosophy and art. New York: Holt, Rinehart and Winston.

Chicago

Lehmann Winfred Philipp, . 1964. Spectrum: modern German thought in science, literature, philosophy and art. New York: Holt, Rinehart and Winston.

Harvard

Lehmann W. P., . (1964). Spectrum: modern German thought in science, literature, philosophy and art. New York: Holt, Rinehart and Winston.

MLA

Lehmann Winfred Philipp, . Spectrum: modern German thought in science, literature, philosophy and art. New York: Holt, Rinehart and Winston. 1964.