APA

Helsen P., Verdyck P. & Van Dongen S. (2011). The Influence of Historical Geneflow, Bathymetry and Distribution Patterns on the Population Genetics of Morphologically Diverse Galápagos’ Opuntia echios. [S.d.]: [s.d.].

Chicago

Helsen P, Verdyck P and Van Dongen S. 2011. The Influence of Historical Geneflow, Bathymetry and Distribution Patterns on the Population Genetics of Morphologically Diverse Galápagos’ Opuntia echios. [S.d.]: [s.d.].

Harvard

Helsen P., Verdyck P. and Van Dongen S. (2011). The Influence of Historical Geneflow, Bathymetry and Distribution Patterns on the Population Genetics of Morphologically Diverse Galápagos’ Opuntia echios. [S.d.]: [s.d.].

MLA

Helsen P, Verdyck P and Van Dongen S. The Influence of Historical Geneflow, Bathymetry and Distribution Patterns on the Population Genetics of Morphologically Diverse Galápagos’ Opuntia echios. [S.d.]: [s.d.]. 2011.