Gaya APA
Russell, B. (1951).
Mysticism and logic, and other essays. (10th impr.). Oorspr.uitg.Philosophical essays, 1910 .
London:
Allen & unwin.
Gaya MLA
Russell, B..
"Mysticism and logic, and other essays. (10th impr.). Oorspr.uitg.Philosophical essays, 1910 ".
London:
Allen & unwin,
1951.
Buku.