Gärdsell, P. (1990). Osteoporosis: Prediction of fragility fractures. Lunds Univ..
Chicago Style aipamenaGärdsell, Per. Osteoporosis: Prediction of Fragility Fractures. Malmö: Lunds Univ., 1990.
MLA aipamenaGärdsell, Per. Osteoporosis: Prediction of Fragility Fractures. Lunds Univ., 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.