APA
Ultraviolet radiation from high intensity UV-A sunlamps. [s.l.]: [s.n.].
Chicago
Ultraviolet radiation from high intensity UV-A sunlamps. [s.l.]: [s.n.].
Harvard
Ultraviolet radiation from high intensity UV-A sunlamps. [s.l.]: [s.n.].
MLA
[s.l.]: [s.n.]. .