Bartley, D. E., & Politzer, R. L. 1. j. a. (1972). Practice-centered teacher training: Standard English for speakers of nonstandard dialects. Center for Curriculum Development.
Cita Chicago (17th ed.)Bartley, Diana E., i Robert Louis 1921- joint auth Politzer. Practice-centered Teacher Training: Standard English for Speakers of Nonstandard Dialects. Philadelphia: Center for Curriculum Development, 1972.
Cita MLA (9th ed.)Bartley, Diana E., i Robert Louis 1921- joint auth Politzer. Practice-centered Teacher Training: Standard English for Speakers of Nonstandard Dialects. Center for Curriculum Development, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.