Cita APA (7th ed.)

Effron, M., Gandossy, R., & Goldsmith, M. (2003). Human resources in the 21st century. Wiley.

Cita Chicago (17th ed.)

Effron, Marc, Robert Gandossy, i Marshall Goldsmith. Human Resources in the 21st Century. Hoboken, N.J: Wiley, 2003.

Cita MLA (9th ed.)

Effron, Marc, et al. Human Resources in the 21st Century. Wiley, 2003.