APA
(1997). Plenary session on the origin and early evolution of life, 22-26 October 1996 (part I). Reflection on science at the dawn of the third millennium (part II). Round table on the problems of the origin of life (Round Table), 22-26 October 1996. Città del Vaticano: Pontificia Academia Scientiarum.
Chicago
1997. Plenary session on the origin and early evolution of life, 22-26 October 1996 (part I). Reflection on science at the dawn of the third millennium (part II). Round table on the problems of the origin of life (Round Table), 22-26 October 1996. Città del Vaticano: Pontificia Academia Scientiarum.
Harvard
(1997). Plenary session on the origin and early evolution of life, 22-26 October 1996 (part I). Reflection on science at the dawn of the third millennium (part II). Round table on the problems of the origin of life (Round Table), 22-26 October 1996. Città del Vaticano: Pontificia Academia Scientiarum.
MLA
Plenary session on the origin and early evolution of life, 22-26 October 1996 (part I). Reflection on science at the dawn of the third millennium (part II). Round table on the problems of the origin of life (Round Table), 22-26 October 1996. Città del Vaticano: Pontificia Academia Scientiarum. 1997.