(2020). Business Valuation Update Yearbook 2020 (2020th ed.). Business Valuation Resources, LLC.
芝加哥风格引文Business Valuation Update Yearbook 2020. 2020th ed. Portland: Business Valuation Resources, LLC, 2020.
MLA引文Business Valuation Update Yearbook 2020. 2020th ed. Business Valuation Resources, LLC, 2020.
警告：这些引文格式不一定是100％准确.