Cita APA (7a ed.)

Keith-Lucas, A. (1978). Giving and taking help. University of North Carolina Press.

Cita Chicago Style (17a ed.)

Keith-Lucas, Alan. Giving and Taking Help. Chapel Hill: University of North Carolina Press, 1978.

Cita MLA (9a ed.)

Keith-Lucas, Alan. Giving and Taking Help. University of North Carolina Press, 1978.