Cita APA (7th ed.)

Landy, J. V. (1996). Seven rules for writers. Tahanan Books.

Cita Chicago (17th ed.)

Landy, Joseph V. Seven Rules for Writers. Manila: Tahanan Books, 1996.

Cita MLA (9th ed.)

Landy, Joseph V. Seven Rules for Writers. Tahanan Books, 1996.