Cita APA (7th ed.)

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.