APA (7th ed.) Zitazioa
Singh, G. (1994). Building construction and engineering. Standard Book House.
Chicago Style (17th ed.) Zitazioa
Singh, Gurcharan. Building Construction and Engineering. New Delhi: Standard Book House, 1994.
MLA (9th ed.) Zitazioa
Singh, Gurcharan. Building Construction and Engineering. Standard Book House, 1994.
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