por Leopold, Luna B. (Luna Bergere), 1915-2006 [autor] | Alvarez Franco, Margarita [traductor] | Davis, Kenneth S. (Kenneth Sydney), 1912-1999 [autor].
por Mueller, Conrad George, 1920- [autor] | Rudolph, Mae [autor] | Alvarez Franco, Margarita [traductor] | Time-Life Books | Mueller, Conrad George, 1920-. Light and vision.
por Goudsmit, Samuel Abraham, 1902- [autor] | Claiborne, Robert [autor] | Álvarez Franco, Margarita [traductor] | Goudsmit, Samuel Abraham, 1902-. Time.