APA (7th ed.) Citation

Kreul, H. (1982). Was kann mein Taschenrechner? Fachbuchverlag.

Chicago Style (17th ed.) Citation

Kreul, Hans. Was Kann Mein Taschenrechner? Leipzig: Fachbuchverlag, 1982.

MLA (8th ed.) Citation

Kreul, Hans. Was Kann Mein Taschenrechner? Fachbuchverlag, 1982.

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