Cita APA (7a ed.)

Bétourné, H. (1954). Test and drills in french grammar. Lex.

Cita Chicago Style (17a ed.)

Bétourné, Henriette. Test and Drills in French Grammar. La Habana, Cuba: Lex, 1954.

Cita MLA (9a ed.)

Bétourné, Henriette. Test and Drills in French Grammar. Lex, 1954.