Ruggiero, V. R. (1981). The Art of Writing. Alfred Pub. Co..
Cita Chicago (17th ed.)Ruggiero, Vincent Ryan. The Art of Writing. Sherman Oaks, Calif.: Alfred Pub. Co., 1981.
Cita MLA (9th ed.)Ruggiero, Vincent Ryan. The Art of Writing. Alfred Pub. Co., 1981.
Atenció: Aquestes cites poden no estar 100% correctes.