Boulogne, J. (1978). Making of a gymnast. Robson books.
Chicago Style aipamenaBoulogne, Jean. Making of a Gymnast. London: Robson books, 1978.
MLA aipamenaBoulogne, Jean. Making of a Gymnast. Robson books, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.