Cita APA (7a ed.)

Gray, A. (1836). Elements of botany. G. & C. Carvill.

Cita Chicago Style (17a ed.)

Gray, Asa. Elements of Botany. New York: G. & C. Carvill, 1836.

Cita MLA (8a ed.)

Gray, Asa. Elements of Botany. G. & C. Carvill, 1836.