Cita APA (7th ed.)

Hart, N. (1971). Clear writing: Student's companion to the Africa Christian writers course. Petro Van Wyk press.

Cita Chicago (17th ed.)

Hart, Norman. Clear Writing: Student's Companion to the Africa Christian Writers Course. Malawi: Petro Van Wyk press, 1971.

Cita MLA (9th ed.)

Hart, Norman. Clear Writing: Student's Companion to the Africa Christian Writers Course. Petro Van Wyk press, 1971.