Cita APA (7a ed.)

Groppa, O. (2019). Complementary currency and its impact on the economy.

Cita Chicago Style (17a ed.)

Groppa, Octavio. Complementary Currency and Its Impact on the Economy. 2019.

Cita MLA (8a ed.)

Groppa, Octavio. Complementary Currency and Its Impact on the Economy. 2019.