Cita APA (7a ed.)

Heilbroner, R., & Singer, A. (1994). The economic transformation of America: 1600 to the present (3rd ed.). Harcourt Brace.

Cita Chicago Style (17a ed.)

Heilbroner, Robert, y Aaron Singer. The Economic Transformation of America: 1600 to the Present. 3rd ed. Forth Worth, Texas: Harcourt Brace, 1994.

Cita MLA (9a ed.)

Heilbroner, Robert, y Aaron Singer. The Economic Transformation of America: 1600 to the Present. 3rd ed. Harcourt Brace, 1994.