APA

Velasquez L. E., Caldeira R. L., Estrada V. & Carvalho O. S.Morphological and polymerase chain reaction - restriction fragment lenght polymorphism characterization of Biomphalaria kuhniana and Biomphalaria amazonica from Colombia. : .

Chicago

Velasquez Luz E, Caldeira Roberta L, Estrada Victoria and Carvalho Omar S.Morphological and polymerase chain reaction - restriction fragment lenght polymorphism characterization of Biomphalaria kuhniana and Biomphalaria amazonica from Colombia. : .

Harvard

Velasquez L. E., Caldeira R. L., Estrada V. and Carvalho O. S.Morphological and polymerase chain reaction - restriction fragment lenght polymorphism characterization of Biomphalaria kuhniana and Biomphalaria amazonica from Colombia. : .

MLA

Velasquez Luz E, Caldeira Roberta L, Estrada Victoria and Carvalho Omar S.: . .