Yusuf, S. W., Baker, D. M., Wenham, P. W., Makin, G. S., & Hopkinson, B. R. (1997). Role of Gritti-Stokes amputation in peripheral vascular disease. Royal College of Surgeons of England.

Yusuf, S. W., D. M. Baker, P. W. Wenham, G. S. Makin, ja B. R. Hopkinson. Role of Gritti-Stokes Amputation in Peripheral Vascular Disease. Royal College of Surgeons of England, 1997.

Yusuf, S. W., et al. Role of Gritti-Stokes Amputation in Peripheral Vascular Disease. Royal College of Surgeons of England, 1997.