Midlands Region Tourism Development Taskforce & Western Australian Tourism Commission. (1988). Midlands region tourism development implementation strategy, 1988-1992. Western Australian Tourism Commission.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Midlands Region Tourism Development Taskforce و Western Australian Tourism Commission. Midlands Region Tourism Development Implementation Strategy, 1988-1992. [Perth, W.A.]: Western Australian Tourism Commission, 1988.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Midlands Region Tourism Development Taskforce و Western Australian Tourism Commission. Midlands Region Tourism Development Implementation Strategy, 1988-1992. Western Australian Tourism Commission, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.