Cita APA (7th ed.)

Schmuller, J. (2018). R Projects. Wiley India Pvt. Ltd.

Cita Chicago (17th ed.)

Schmuller, Joseph. R Projects. New Delhi: Wiley India Pvt. Ltd, 2018.

Cita MLA (9th ed.)

Schmuller, Joseph. R Projects. Wiley India Pvt. Ltd, 2018.