Gaya APA

Silvestri, E. et al (2018). Ultrasound-Guided Peripheral Nerve Blocks (1st ed. 2018). New york: Springer International Publishing.

Gaya MLA

Silvestri, Enzo. et al. "Ultrasound-Guided Peripheral Nerve Blocks". 1st ed. 2018 New york: Springer International Publishing, 2018. Text.