Solving problems in structures, volume 1.
MLA
Croxton, P.C.L, and L.H Martin. Solving Problems In Structures, Volume 1. [S.l.]: Longman Scientific & Technical, 1987.
APA
Croxton, P., & Martin, L. (1987). Solving problems in structures, volume 1. [S.l.]: Longman Scientific & Technical.
Chicago
Croxton, P.C.L., and L.H Martin. Solving Problems In Structures, Volume 1. [S.l.]: Longman Scientific & Technical, 1987.