BRUTON, J. (1969). Exercises on english prepositions & adverbs. Nelson.
Cita Chicago (17th ed.)BRUTON, J.G. Exercises on English Prepositions & Adverbs. London: Nelson, 1969.
Cita MLA (9th ed.)BRUTON, J.G. Exercises on English Prepositions & Adverbs. Nelson, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.