Commission on Old Growth Alternatives for Washington's Forest Trust Lands & Washington (State). Office of Commissioner of Public Lands. (1989). Commission on Old Growth Alternatives for Washington's Forest Trust Lands: Final report : submitted to Commissioner of Public Lands, Washington State. The Commissioner.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Commission on Old Growth Alternatives for Washington's Forest Trust Lands و Washington (State). Office of Commissioner of Public Lands. Commission on Old Growth Alternatives for Washington's Forest Trust Lands: Final Report : Submitted to Commissioner of Public Lands, Washington State. [Olympia, Wash.]: The Commissioner, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Commission on Old Growth Alternatives for Washington's Forest Trust Lands و Washington (State). Office of Commissioner of Public Lands. Commission on Old Growth Alternatives for Washington's Forest Trust Lands: Final Report : Submitted to Commissioner of Public Lands, Washington State. The Commissioner, 1989.