Cita APA (7th ed.)

Georviev, E. (1968). Bulgaria's Share in Human Culture. Sofia Pr.

Cita Chicago (17th ed.)

Georviev, Emil. Bulgaria's Share in Human Culture. Sofia: Sofia Pr, 1968.

Cita MLA (9th ed.)

Georviev, Emil. Bulgaria's Share in Human Culture. Sofia Pr, 1968.