APA (7th ed.) Citation

Prokopenko, N. (1985). The Quality of Labor and Output in Agriculture. Problems of Economics, 28(3), 81. https://doi.org/10.2753/PET1061-1991280381

Chicago Style (17th ed.) Citation

Prokopenko, N. "The Quality of Labor and Output in Agriculture." Problems of Economics 28, no. 3 (1985): 81. https://doi.org/10.2753/PET1061-1991280381.

MLA (9th ed.) Citation

Prokopenko, N. "The Quality of Labor and Output in Agriculture." Problems of Economics, vol. 28, no. 3, 1985, p. 81, https://doi.org/10.2753/PET1061-1991280381.