DeVries, V. H., & Roe, G. R. (1967). Semivowels in the Coyono alphabet. Bureau of Printing.
Citación estilo ChicagoDeVries, Virginia H., and G. Richard Roe. Semivowels in the Coyono Alphabet. Manila: Bureau of Printing, 1967.
Cita MLADeVries, Virginia H., and G. Richard Roe. Semivowels in the Coyono Alphabet. Bureau of Printing, 1967.
Warning: These citations may not always be 100% accurate.