APA

Velez I., Velásquez L. E. & Velez I. D.Morphological description and life cycle of Paragonimus sp. (Trematoda Troglotrematidae). : .

Chicago

Velez Imelda, Velásquez Luz E and Velez Iván D.Morphological description and life cycle of Paragonimus sp. (Trematoda Troglotrematidae). : .

Harvard

Velez I., Velásquez L. E. and Velez I. D.Morphological description and life cycle of Paragonimus sp. (Trematoda Troglotrematidae). : .

MLA

Velez Imelda, Velásquez Luz E and Velez Iván D.: . .