Gaya APA

Holz, F, G. et al (2013). Age-related Macular Degeneration (2nd ed. 2013). Springer Berlin Heidelberg: Springer.

Gaya MLA

Holz, Frank, G.. et al. "Age-related Macular Degeneration". 2nd ed. 2013 Springer Berlin Heidelberg: Springer, 2013. E-Book.