Practical Guide to Point of Care Ultrasound (POCUS)
  MLA
  Chakraborty, Arunangshu, and Balakrishnan Ashokka. Practical Guide to Point of Care Ultrasound (pocus). Singapore: Springer, 2022.
  APA
  Chakraborty, A., & Ashokka, B. (2022). Practical Guide to Point of Care Ultrasound (POCUS). Singapore: Springer.
  Chicago
  Chakraborty, Arunangshu., and Balakrishnan Ashokka. Practical Guide to Point of Care Ultrasound (POCUS). Singapore: Springer, 2022.