APA
(1991). Quality control of nuclear medicine instruments 1991. [s.l.]: [s.n.].
Chicago
1991. Quality control of nuclear medicine instruments 1991. [s.l.]: [s.n.].
Harvard
(1991). Quality control of nuclear medicine instruments 1991. [s.l.]: [s.n.].
MLA
Quality control of nuclear medicine instruments 1991. [s.l.]: [s.n.]. 1991.