Cita APA (7th ed.)

Jackson, D. C. (2011). Life in a shell: A physiologist's view of a turtle. Harvard University Press.

Cita Chicago (17th ed.)

Jackson, Donald C. Life in a Shell: A Physiologist's View of a Turtle. Cambridge, Mass.: Harvard University Press, 2011.

Cita MLA (9th ed.)

Jackson, Donald C. Life in a Shell: A Physiologist's View of a Turtle. Harvard University Press, 2011.