José Manuel. Rosas a sandra (B. Sykes-W.P. Walker), Una rosa en la esquina (J. Zarosa - J.M. López Lee) (McAllen, Texas: ARV International), 1973

José Manuel. Rosas a sandra (B. Sykes-W.P. Walker), Una rosa en la esquina (J. Zarosa - J.M. López Lee) (McAllen, Texas: ARV International), 1973, Item: 071. Rio Record Shop Collection, 24006037. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/472685 Accessed September 25, 2026.