- Maple via Calculus: A Tutorial Approach by Robert J. Lopez, 1994-08-01
- The Shape of Medieval Monetary History (Collected Studies Ser : No Cs247) by Robert S. Lopez, 1986-06
- The Tenth Century: How Dark the Dark Ages? (Source Problems in World Civilization) by Robert Sabatino LOPEZ, 1965-01-01
- Medieval Trade in the Mediterranean World
- The Renaissance, Six Essays by Wallace K.; Lopez, Robert S.; Sarton, George; Bainton, Roland H.; Bradner, Leicester; Panofsky, Erwin Ferguson, 1962
- Medieval Trade in the Mediterranean World: Illustrative Documents Translated with Introductions and Notes by Robert S. Lopez, Irving W. Raymond, 1964
- Las De García Triz: La Cantora. La Familia De Hita (Spanish Edition) by Mauricio López Roberts, 2010-01-10
- Biography - Flynn, Robert (Lopez) (1932-): An article from: Contemporary Authors Online by Gale Reference Team, 2005-01-01
- Keyhole Issue 8 by Jensen Beach, Anne Valente, et all 2009-10-28
- Avenue Q: The Musical: The Complete Book and Lyrics of the Broadway Musical (Applause Books) (Applause Libretto Library) by Jeff Whitty, Jeff Marx, et all 2010-10-15
- El extrano caso del Dr. Jekyll y Mr. Hyde (Letras mayusculas) (Spanish Edition) by Robert Louis Stevenson, 2008-05-01
- Robert Stone: A Bibliography, 1960-1992 by Ken Lopez, 1992-10
- Part of the World by Robert Lopez, 2007-02-01
- Dona Martirio (1907) (Spanish Edition) by Mauricio Lopez-Roberts, 2010-09-10
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