Kröger, H. (1990). Osteoporosis in rheumatoid arthritis. Dept. of Surgery, University of Kuopio.
Chicagoスタイル(17版)引用形式Kröger, Heikki. Osteoporosis in Rheumatoid Arthritis. Kuopio: Dept. of Surgery, University of Kuopio, 1990.
MLA(8版)引用形式Kröger, Heikki. Osteoporosis in Rheumatoid Arthritis. Dept. of Surgery, University of Kuopio, 1990.
警告: この引用は必ずしも正確ではありません.