APA (7th ed.) Citation

(1998). Opa, wo bist du? Gerstenberg.

Chicago Style (17th ed.) Citation

Opa, Wo Bist Du? Hildesheim: Gerstenberg, 1998.

MLA (9th ed.) Citation

Opa, Wo Bist Du? Gerstenberg, 1998.

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