Singh, G., & Singh, J. (1998). Building Materials: Materials of Construction (3rd ed.). Standard Publishers Distributors.
Citazione stile Chigago Style (17a edizione)Singh, Gurcharan, e Jagdish Singh. Building Materials: Materials of Construction. 3rd ed. Delhi: Standard Publishers Distributors, 1998.
Citatione MLA (9a ed.)Singh, Gurcharan, e Jagdish Singh. Building Materials: Materials of Construction. 3rd ed. Standard Publishers Distributors, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.