Cita APA (7a ed.)

Gracie, C., & Lamont, E. E. (2012). Spring Wildflowers of the Northeast: A Natural History. Princeton University Press.

Cita Chicago Style (17a ed.)

Gracie, Carol, y Eric E. Lamont. Spring Wildflowers of the Northeast: A Natural History. Princeton, N.J.: Princeton University Press, 2012.

Cita MLA (8a ed.)

Gracie, Carol, y Eric E. Lamont. Spring Wildflowers of the Northeast: A Natural History. Princeton University Press, 2012.