Cita APA (7a ed.)

Kerrigan, W. J. (1974). Writing to the point: Six basic steps. HBJ.

Cita Chicago Style (17a ed.)

Kerrigan, William J. Writing to the Point: Six Basic Steps. New York: HBJ, 1974.

Cita MLA (9a ed.)

Kerrigan, William J. Writing to the Point: Six Basic Steps. HBJ, 1974.