APA
(1989). Crack propagation in tough ductile materials [Phase II]. [s.l.]: [s.n.].
Chicago
1989. Crack propagation in tough ductile materials [Phase II]. [s.l.]: [s.n.].
Harvard
(1989). Crack propagation in tough ductile materials [Phase II]. [s.l.]: [s.n.].
MLA
Crack propagation in tough ductile materials [Phase II]. [s.l.]: [s.n.]. 1989.