Confectionery Problems: Confectionery Studies No. 1, May, 1930 - Paperback
Confectionery Analysis and Composition: Confectionery Studies, No. 4, 1946 - Hardcover
!Ah y Le Lo Lay, Le Lo Ley! Musica Tipica de Puerto Rico - Paperback
!Búscalo! (Look It Up!): A Quick Reference Guide to Spanish Grammar and Usage - Hardcover
!Búscalo! (Look It Up!): A Quick Reference Guide to Spanish Grammar and Usage - Paperback
!Despierta!: ¿Vives o sobrevives? - Paperback