APA

Cary B., . (1834). On a large specimen of the Galapagos Islands tortoise. : .

Chicago

Cary Byron, . 1834. On a large specimen of the Galapagos Islands tortoise. : .

Harvard

Cary B., . (1834). On a large specimen of the Galapagos Islands tortoise. : .

MLA

Cary Byron, . On a large specimen of the Galapagos Islands tortoise. : . 1834.