APA
Ryder G.H, . (1992). Strength of materials. : Basingstoke ELBS with longman.
Chicago
Ryder G.H, . 1992. Strength of materials. : Basingstoke ELBS with longman.
Harvard
Ryder G.H, . (1992). Strength of materials. : Basingstoke ELBS with longman.
MLA
Ryder G.H, . Strength of materials. : Basingstoke ELBS with longman. 1992.