Dixson, R. (1950). Practical guide. Regents.
Cita Chicago (17th ed.)Dixson, Robert. Practical Guide. New York: Regents, 1950.
Cita MLA (9th ed.)Dixson, Robert. Practical Guide. Regents, 1950.
Atenció: Aquestes cites poden no estar 100% correctes.
Dixson, R. (1950). Practical guide. Regents.
Cita Chicago (17th ed.)Dixson, Robert. Practical Guide. New York: Regents, 1950.
Cita MLA (9th ed.)Dixson, Robert. Practical Guide. Regents, 1950.