APA

Efron N., Morgan P. B., Helland M., Itoi M., Jones D., Nichols J. J., van der Worp E. & Woods C. A. (20110517). Soft toric contact lens prescribing in different countries. : Contact lens & anterior eye : the journal of the British Contact Lens Association.

Chicago

Efron Nathan, Morgan Philip B, Helland Magne, Itoi Motozumi, Jones Deborah, Nichols Jason J, van der Worp Eef and Woods Craig A. 20110517. Soft toric contact lens prescribing in different countries. : Contact lens & anterior eye : the journal of the British Contact Lens Association.

Harvard

Efron N., Morgan P. B., Helland M., Itoi M., Jones D., Nichols J. J., van der Worp E. and Woods C. A. (20110517). Soft toric contact lens prescribing in different countries. : Contact lens & anterior eye : the journal of the British Contact Lens Association.

MLA

Efron Nathan, Morgan Philip B, Helland Magne, Itoi Motozumi, Jones Deborah, Nichols Jason J, van der Worp Eef and Woods Craig A. Soft toric contact lens prescribing in different countries. : Contact lens & anterior eye : the journal of the British Contact Lens Association. 20110517.