Hirsch, R. E. (2020). Living fossils: Survivors from earth's distant past.
Cita Chicago Style (17a ed.)Hirsch, Rebecca E. Living Fossils: Survivors from Earth's Distant Past. 2020.
Cita MLA (8a ed.)Hirsch, Rebecca E. Living Fossils: Survivors from Earth's Distant Past. 2020.
Precaución: Estas citas no son 100% exactas.