Queensland. Main Roads Dept & Ipswich (Qld.). Council. (1986). Ipswich city road network study. The Department.
Chicago-viite (17. p.)Queensland. Main Roads Dept ja Ipswich (Qld.). Council. Ipswich City Road Network Study. [Brisbane: The Department, 1986.
MLA-viite (8. p.)Queensland. Main Roads Dept ja Ipswich (Qld.). Council. Ipswich City Road Network Study. The Department, 1986.
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