Gaya APA

Barth, K. (). Credo, foreword by R.McAffee Brown. : Credo, 1935 . New York: Scribner's 1962.

Gaya MLA

Barth, Karl.. "Credo, foreword by R.McAffee Brown. : Credo, 1935 ". New York: Scribner's 1962, . Buku.