Cita APA (7th ed.)

Coley, S. M., & Scheinberg, C. A. (2000). Proposal writing. Sage.

Cita Chicago (17th ed.)

Coley, Soraya M., i Cynthia A. Scheinberg. Proposal Writing. Thousand Oaks: Sage, 2000.

Cita MLA (9th ed.)

Coley, Soraya M., i Cynthia A. Scheinberg. Proposal Writing. Sage, 2000.