APA (7e ed.) Bronvermelding
Sire, J. W. (2014). Echoes of a voice: We are not alone. The Lutterworth Press.
Chicago (17e ed.) Bronvermelding
Sire, James W. Echoes of a Voice: We Are Not Alone. Cambridge, England: The Lutterworth Press, 2014.
MLA (9e ed.) Bronvermelding
Sire, James W. Echoes of a Voice: We Are Not Alone. The Lutterworth Press, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.