APA

Hall J. P. W., Willmott K. R., .Four new riodinid species from eastern Ecuador (<Lepidoptera: Riodinidae>). : .

Chicago

Hall Jason P W, Willmott Keith R, .Four new riodinid species from eastern Ecuador (<Lepidoptera: Riodinidae>). : .

Harvard

Hall J. P. W., Willmott K. R., .Four new riodinid species from eastern Ecuador (<Lepidoptera: Riodinidae>). : .

MLA

Hall Jason P W, Willmott Keith R, .: . .