APA

Drake C. J., Hussey R. F., .Concerning the genus Microvella westwood, with descriptions of two new species and a check-list of the American forms (Hemiptera: Veliidae). : .

Chicago

Drake Carl J, Hussey Roland F, .Concerning the genus Microvella westwood, with descriptions of two new species and a check-list of the American forms (Hemiptera: Veliidae). : .

Harvard

Drake C. J., Hussey R. F., .Concerning the genus Microvella westwood, with descriptions of two new species and a check-list of the American forms (Hemiptera: Veliidae). : .

MLA

Drake Carl J, Hussey Roland F, .: . .