APA Style

Architects, S, I, O. (2008). Conditions of Sub-Contract for use in conjunction with the Main Contract 4th Edition (4). Singapore: Singapore Institute of Architects.

MLA Style

Architects, Singapore, Institute, Of. "Conditions of Sub-Contract for use in conjunction with the Main Contract 4th Edition". 4 Singapore: Singapore Institute of Architects, 2008. Koleksi Buku Teks.