APA-viite

Tahir, A., Kakani, N., O'Riordan, D., & Godwin, R. (2004). Umbilical varix presenting as an incarcerated umbilical hernia--a costly mistake if not recognised. Royal College of Surgeons of England.

Chicago-tyylinen lähdeviittaus

Tahir, A., N. Kakani, D. O'Riordan, ja R. Godwin. Umbilical Varix Presenting As an Incarcerated Umbilical Hernia--a Costly Mistake If Not Recognised. Royal College of Surgeons of England, 2004.

MLA-viite

Tahir, A., N. Kakani, D. O'Riordan, ja R. Godwin. Umbilical Varix Presenting As an Incarcerated Umbilical Hernia--a Costly Mistake If Not Recognised. Royal College of Surgeons of England, 2004.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.