Cita APA (7th ed.)
Bier, E. (2000). The coiled spring: How life begins. Cold Spring Harbor Laboratory Press.
Cita Chicago (17th ed.)
Bier, Ethan. The Coiled Spring: How Life Begins. Cold Spring Harbor, N.Y.: Cold Spring Harbor Laboratory Press, 2000.
Cita MLA (9th ed.)
Bier, Ethan. The Coiled Spring: How Life Begins. Cold Spring Harbor Laboratory Press, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.