APA

Léon Baert, Maelfait J. & Desender K. (1989). Results of the Belgian 1988-expedition to the Galápagos Islands. : .

Chicago

Léon Baert, Maelfait J.-P and Desender K. 1989. Results of the Belgian 1988-expedition to the Galápagos Islands. : .

Harvard

Léon Baert, Maelfait J. and Desender K. (1989). Results of the Belgian 1988-expedition to the Galápagos Islands. : .

MLA

Léon Baert, Maelfait J.-P and Desender K. Results of the Belgian 1988-expedition to the Galápagos Islands. : . 1989.