Lua APA (7ú heag.)
Lehri, R. S., & Lehri, A. S. Strength of materials: (mechanics of materials) (7th ed.). S. K. Kataria.
Lua i Stíl Chicago (17ú heag.)
Lehri, Raghbir Singh, agus Amardeep Singh Lehri. Strength of Materials: (mechanics of Materials). 7th ed. Delhi: S. K. Kataria.
Lua MLA (9ú heag.)
Lehri, Raghbir Singh, agus Amardeep Singh Lehri. Strength of Materials: (mechanics of Materials). 7th ed. S. K. Kataria.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.