Cita APA (7th ed.)

Smalley, R. L., & Ruetten, M. K. (1995). Refining composition skills: Rhetoric and grammar (4th ed.). Heinle & Heinle Publishers.

Cita Chicago (17th ed.)

Smalley, Regina L., i Mary K. Ruetten. Refining Composition Skills: Rhetoric and Grammar. 4th ed. Pacific Grove: Heinle & Heinle Publishers, 1995.

Cita MLA (9th ed.)

Smalley, Regina L., i Mary K. Ruetten. Refining Composition Skills: Rhetoric and Grammar. 4th ed. Heinle & Heinle Publishers, 1995.