APA (7th ed.) Citation

Hass, M. R., & Subhanka, H. R. Spoken Thai. Spoken Language Service.

Chicago Style (17th ed.) Citation

Hass, Mary R., and Heng R. Subhanka. Spoken Thai. Ithaca, NY: Spoken Language Service.

MLA (9th ed.) Citation

Hass, Mary R., and Heng R. Subhanka. Spoken Thai. Spoken Language Service.

Warning: These citations may not always be 100% accurate.