The following are details of a particular publication.
Title : Keep talking : Communicative fluency activities for language teaching
Author: Friederike Klippel
Date of publication: 1984
Publisher: Cambridge University Press
Place of publication: London
Which of the following options is the correct way of writing the bibliography of the above publication using APA style?
Choose one answer.
a. Friederike, K. (1984). Keep talking: Communicative fluency activities for language teaching. London: Cambridge University Press.
b. Klipple, F. Keep talking: Communicative fluency activities for language teaching. Cambridge University Press : London. (1984).
c. Friederike, Klippel. Keep talking: Communicative fluency activities for language teaching. London: Cambridge University Press, 1984.
d. Klipple, F. (1984). Keep talking: Communicative fluency activities for language teaching. London: Cambridge University Press.
I confused how to write the name of the author. The answer is A or D?