Ward, A. (2019). Cannabis jobs: How to make a living and have a career in the world of legalized marijuana. Skyhorse Publishing.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ward, Andrew. Cannabis Jobs: How to Make a Living and Have a Career in the World of Legalized Marijuana. New York, NY: Skyhorse Publishing, 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ward, Andrew. Cannabis Jobs: How to Make a Living and Have a Career in the World of Legalized Marijuana. Skyhorse Publishing, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.