Penggayaan APA

DRUMMOND, Avril. (1996). Research methods for therapists . London: Chapman & Hall.

Chicago Style

DRUMMOND, Avril. Research methods for therapists. London: Chapman & Hall, 1996. Buku.

MLA Style

DRUMMOND, Avril. Research methods for therapists. London: Chapman & Hall, 1996. Buku.

Turabian Style

DRUMMOND, Avril. Research methods for therapists. London: Chapman & Hall, 1996. Buku.