APA-Zitierstil (7. Ausg.)

Brown, R. (1976). A first language: The early stages. Penguin Books.

Chicago-Zitierstil (17. Ausg.)

Brown, Roger. A First Language: The Early Stages. Middlesex: Penguin Books, 1976.

MLA-Zitierstil (9. Ausg.)

Brown, Roger. A First Language: The Early Stages. Penguin Books, 1976.