APA (7th ed.) Citation

(1991). Reiseführer Natur Galapagos. Büchergilde Gutenberg.

Chicago Style (17th ed.) Citation

Reiseführer Natur Galapagos. Frankfurt am Main [u.a.]: Büchergilde Gutenberg, 1991.

MLA (9th ed.) Citation

Reiseführer Natur Galapagos. Büchergilde Gutenberg, 1991.

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