APA

Levings S. C., Garrity S. D., .Grazing patterns in Siphonaria gigas (<Mollusca, Pulmonata>) on the rocky pacific coast of Panama. : .

Chicago

Levings Sally C, Garrity Stephen D, .Grazing patterns in Siphonaria gigas (<Mollusca, Pulmonata>) on the rocky pacific coast of Panama. : .

Harvard

Levings S. C., Garrity S. D., .Grazing patterns in Siphonaria gigas (<Mollusca, Pulmonata>) on the rocky pacific coast of Panama. : .

MLA

Levings Sally C, Garrity Stephen D, .: . .