APA
Arthur W. Nienhuis, . (1991). Blood. London: W. B. Saunders Company.
Chicago
Arthur W. Nienhuis, . 1991. Blood. London: W. B. Saunders Company.
Harvard
Arthur W. Nienhuis, . (1991). Blood. London: W. B. Saunders Company.
MLA
Arthur W. Nienhuis, . Blood. London: W. B. Saunders Company. 1991.