Cita APA (7a ed.)

Feldman, R. (2020). Elm in action (1st edition.). Manning.

Cita Chicago Style (17a ed.)

Feldman, Richard. Elm in Action. 1st edition. Shelter Island, New York: Manning, 2020.

Cita MLA (9a ed.)

Feldman, Richard. Elm in Action. 1st edition. Manning, 2020.