Washington (State). State Board of Horticulture. (1893). Biennial report of the State Board of Horticulture of the State of Washington for the years .. The Board.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington (State). State Board of Horticulture. Biennial Report of the State Board of Horticulture of the State of Washington for the Years .. Olympia, Wash.: The Board, 1893.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington (State). State Board of Horticulture. Biennial Report of the State Board of Horticulture of the State of Washington for the Years .. The Board, 1893.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.