APA (7th ed.) Citation

Crystal, D., & Tinnefeld, T. 10 Questions for Professor David Crystal. Prof Thomas Tinnefeld.

Chicago Style (17th ed.) Citation

Crystal, David, and Thomas Tinnefeld. 10 Questions for Professor David Crystal. Prof Thomas Tinnefeld.

MLA (9th ed.) Citation

Crystal, David, and Thomas Tinnefeld. 10 Questions for Professor David Crystal. Prof Thomas Tinnefeld.

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