Cita APA (7a ed.)

KAHN JOHN ELLISON. (1993). HOW TO WRITE AND SPEAK BETTER. READERS DIGEST.

Cita Chicago Style (17a ed.)

KAHN JOHN ELLISON. HOW TO WRITE AND SPEAK BETTER. LONDON: READERS DIGEST, 1993.

Cita MLA (9a ed.)

KAHN JOHN ELLISON. HOW TO WRITE AND SPEAK BETTER. READERS DIGEST, 1993.