APA

Huxley, .The perennial philosophy. New York: Harper Colophon Books, 1945: .

Chicago

Huxley, .The perennial philosophy. New York: Harper Colophon Books, 1945: .

Harvard

Huxley, .The perennial philosophy. New York: Harper Colophon Books, 1945: .

MLA

Huxley, .New York: Harper Colophon Books, 1945: . .