SpringerLink (Online service), Kramer, A., & Merrow, M. (2013). Circadian Clocks (1st ed. 2013.). Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer.
Citación estilo ChicagoSpringerLink (Online service), Achim Kramer, y Martha Merrow. Circadian Clocks. 1st ed. 2013. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.
Cita MLASpringerLink (Online service), Achim Kramer, y Martha Merrow. Circadian Clocks. 1st ed. 2013. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.
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