MLA

Spandau, Sang-jin Kim, and Ulrich Spandau. Pediatric Retinal Vascular Diseases. Springer International Publishing, 2019.

APA

Spandau, S., Kim, S., & Spandau, U. (2019). Pediatric Retinal Vascular Diseases. Springer International Publishing.

Chicago

Spandau, Sang-jin Kim, and Ulrich Spandau. Pediatric Retinal Vascular Diseases. : Springer International Publishing, 2019.