Ribenboim, P. (1994). Catalan's conjecture: Are 8 and 9 the only consecutive powers? Academic Press.
Chicago-Zitierstil (17. Ausg.)Ribenboim, Paulo. Catalan's Conjecture: Are 8 and 9 the Only Consecutive Powers? Boston u.a: Academic Press, 1994.
MLA-Zitierstil (9. Ausg.)Ribenboim, Paulo. Catalan's Conjecture: Are 8 and 9 the Only Consecutive Powers? Academic Press, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.