Gaya APA

Nielsen, S, B., Wyer, J, A. (2013). Photophysics of ionic biochromophores (1). Berlin: Springer Berlin.

Gaya MLA

Nielsen, Steen, Brøndsted., Wyer, Jean, Ann. "Photophysics of ionic biochromophores". 1 Berlin: Springer Berlin, 2013. Electronic Resource.