APA (7e ed.) Bronvermelding
Purves, J. (1977). The unlisted legion: Part of its witness in the Karakoram and the Khyber. The Banner of Truth Trust.
Chicago (17e ed.) Bronvermelding
Purves, Jock. The Unlisted Legion: Part of Its Witness in the Karakoram and the Khyber. Edinburgh: The Banner of Truth Trust, 1977.
MLA (9e ed.) Bronvermelding
Purves, Jock. The Unlisted Legion: Part of Its Witness in the Karakoram and the Khyber. The Banner of Truth Trust, 1977.
Let op: Deze citaties zijn niet altijd 100% accuraat.