Παραπομπή σε μορφή APA (7η εκδ.)

Lowenthal, W. (1991). There are no secrets: Professor Cheng Man Ch'ing and his Tai Chi Chuan. North Atlantic Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lowenthal, Wolfe. There Are No Secrets: Professor Cheng Man Ch'ing and His Tai Chi Chuan. Berkeley: North Atlantic Books, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lowenthal, Wolfe. There Are No Secrets: Professor Cheng Man Ch'ing and His Tai Chi Chuan. North Atlantic Books, 1991.