Cita APA (7th ed.)

Certo, S. C., & Certo, S. T. (2010). Modern management: Concepts and skills (11th ed.). Pearson Education South Asia.

Cita Chicago (17th ed.)

Certo, Samuel C., i S. Trevis Certo. Modern Management: Concepts and Skills. 11th ed. Jurong, Singapore: Pearson Education South Asia, 2010.

Cita MLA (9th ed.)

Certo, Samuel C., i S. Trevis Certo. Modern Management: Concepts and Skills. 11th ed. Pearson Education South Asia, 2010.