Goebel, E. J., Mary Richardine, S., & O'Loughlin, J. E. (1965). United States history: Grade 7. Laidlaw Brothers, a division of Doubleday & Company, Inc..
Cita Chicago Style (17a ed.)Goebel, Edmund J., Sister Mary Richardine, y John E. O'Loughlin. United States History: Grade 7. River Forest, Illinois: Laidlaw Brothers, a division of Doubleday & Company, Inc., 1965.
Cita MLA (8a ed.)Goebel, Edmund J., et al. United States History: Grade 7. Laidlaw Brothers, a division of Doubleday & Company, Inc., 1965.
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