Cita APA (7th ed.)
Singh, G. (2007). Building construction and materials (10th ed.). Standard.
Cita Chicago (17th ed.)
Singh, Gurcharan. Building Construction and Materials. 10th ed. Delhi: Standard, 2007.
Cita MLA (9th ed.)
Singh, Gurcharan. Building Construction and Materials. 10th ed. Standard, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.