Hult, R. E. (1977). Herb Crisler, mountain man, builder, wildlife photographer: His years in the Olympic Mountain wilds, 1918-1951 : a pictorial record. Crisler-Hult-McAndrew.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hult, Ruby El. Herb Crisler, Mountain Man, Builder, Wildlife Photographer: His Years in the Olympic Mountain Wilds, 1918-1951 : A Pictorial Record. [Venture, Calif.: Crisler-Hult-McAndrew, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hult, Ruby El. Herb Crisler, Mountain Man, Builder, Wildlife Photographer: His Years in the Olympic Mountain Wilds, 1918-1951 : A Pictorial Record. Crisler-Hult-McAndrew, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.