APA (7th ed.) Citation

Piehler, J. (1968). Summ-summ brumm-brumm. Helingsche Verlagsanstalt.

Chicago Style (17th ed.) Citation

Piehler, J. Summ-summ Brumm-brumm. Leipzig: Helingsche Verlagsanstalt, 1968.

MLA (8th ed.) Citation

Piehler, J. Summ-summ Brumm-brumm. Helingsche Verlagsanstalt, 1968.

Warning: These citations may not always be 100% accurate.