APA (7th ed.) Citation

Moerk, E. L. (1992). A first language taught and learned. Paul H. Brookes.

Chicago Style (17th ed.) Citation

Moerk, Ernst L. A First Language Taught and Learned. Baltimore [etc.]: Paul H. Brookes, 1992.

MLA (9th ed.) Citation

Moerk, Ernst L. A First Language Taught and Learned. Paul H. Brookes, 1992.