APA

Birrer R. B., DellaCorte M. P. & Grisafi P. J. (1998). Common foot problems in primary care. Philadelphia: Hanley & Belfus.

Chicago

Birrer Richard B, DellaCorte Michael P and Grisafi Patrick J. 1998. Common foot problems in primary care. Philadelphia: Hanley & Belfus.

Harvard

Birrer R. B., DellaCorte M. P. and Grisafi P. J. (1998). Common foot problems in primary care. Philadelphia: Hanley & Belfus.

MLA

Birrer Richard B, DellaCorte Michael P and Grisafi Patrick J. Common foot problems in primary care. Philadelphia: Hanley & Belfus. 1998.