APA (7th ed.) Citation

Schmidt, S., & Walter, E. (1981). Topfpflanzen.

Chicago Style (17th ed.) Citation

Schmidt, Steffen, and Elvira Walter. Topfpflanzen. Berlin, 1981.

MLA (8th ed.) Citation

Schmidt, Steffen, and Elvira Walter. Topfpflanzen. 1981.

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