Kiesling, G., Hühns, I., & Hühns, E. (1972). Berlin (5.,bearb.Aufl.). Brockhaus.
Chicago Style (17th ed.) CitationKiesling, Gerhard, Ingeborg Hühns, and Erik Hühns. Berlin. 5.,bearb.Aufl. Leipzig: Brockhaus, 1972.
MLA (9th ed.) CitationKiesling, Gerhard, et al. Berlin. 5.,bearb.Aufl. Brockhaus, 1972.
Warning: These citations may not always be 100% accurate.