APA-Zitierstil (7. Ausg.)

Scovel, T. (1988). A time to speak: A psycholinguistic inquiry into the critical period for human speech (1. print.). Newbury House.

Chicago-Zitierstil (17. Ausg.)

Scovel, Thomas. A Time to Speak: A Psycholinguistic Inquiry into the Critical Period for Human Speech. 1. print. New York: Newbury House, 1988.

MLA-Zitierstil (9. Ausg.)

Scovel, Thomas. A Time to Speak: A Psycholinguistic Inquiry into the Critical Period for Human Speech. 1. print. Newbury House, 1988.