Cita APA (7a ed.)

Hartman, R., & Gustafson, E. (1966). Workbook for the foundations of modern economics series. Prentice-Hall.

Cita Chicago Style (17a ed.)

Hartman, Robert, y Eric Gustafson. Workbook for the Foundations of Modern Economics Series. Englewood Cliffs [etc.]: Prentice-Hall, 1966.

Cita MLA (9a ed.)

Hartman, Robert, y Eric Gustafson. Workbook for the Foundations of Modern Economics Series. Prentice-Hall, 1966.