Cita APA (7a ed.)

Campbell, D. P. (1999). Inklings: Twenty-five years - seemingly quick as a heartbeat. Center for Creative Leadership.

Cita Chicago Style (17a ed.)

Campbell, David P. Inklings: Twenty-five Years - Seemingly Quick as a Heartbeat. Greensboro, North Carolina: Center for Creative Leadership, 1999.

Cita MLA (9a ed.)

Campbell, David P. Inklings: Twenty-five Years - Seemingly Quick as a Heartbeat. Center for Creative Leadership, 1999.