Gaya APA
James, W, (. (-1950).
The principles of psychology, authorized edition. Penerbitan asli 1890. .
(New York):
Dover publications.
Gaya MLA
James, W., (1842-1910).
"The principles of psychology, authorized edition. Penerbitan asli 1890. ".
(New York):
Dover publications,
-1950.
Buku.