D'Eca, R., & Greenfield, E. V. (1947). An outline of portuguese grammar. Barnes and Noble.
Chicago Style (17th ed.) CitationD'Eca, Raul, and Eric V. Greenfield. An Outline of Portuguese Grammar. New York: Barnes and Noble, 1947.
MLA (8th ed.) CitationD'Eca, Raul, and Eric V. Greenfield. An Outline of Portuguese Grammar. Barnes and Noble, 1947.
Warning: These citations may not always be 100% accurate.