APA (7th ed.) Citation
Wei, R. P., & Gangloff, R. P. (1989). Fracture mechanics; perspectives and directions. ASTM.
Chicago Style (17th ed.) Citation
Wei, R. P., and R. P. Gangloff. Fracture Mechanics; Perspectives and Directions. Philadelphia: ASTM, 1989.
MLA (9th ed.) Citation
Wei, R. P., and R. P. Gangloff. Fracture Mechanics; Perspectives and Directions. ASTM, 1989.
Warning: These citations may not always be 100% accurate.