Tsvetanov, G. (2017). Visual finance. Gramedia.
Lua i Stíl Chicago (17ú heag.)Tsvetanov, Georgi. Visual Finance. Gramedia, 2017.
Lua MLA (8ú heag.)Tsvetanov, Georgi. Visual Finance. Gramedia, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.