Barreni, M., & Horta, M. (1973). The three Marias: New portuguse letters. Pantam books.
Chicago Style (17th ed.) CitationBarreni, Maria-Isabel, and Maria-Teresa Horta. The Three Marias: New Portuguse Letters. New York: Pantam books, 1973.
MLA (8th ed.) CitationBarreni, Maria-Isabel, and Maria-Teresa Horta. The Three Marias: New Portuguse Letters. Pantam books, 1973.
Warning: These citations may not always be 100% accurate.