Cita APA (7th ed.)

Buckley, R., Kontoe, S., Jardine, R., Barbosa, P., & Schroeder, F. (2020). Pile driveability in low-to-medium density chalk. NRC Research Press.

Cita Chicago (17th ed.)

Buckley, R., S. Kontoe, R. Jardine, P. Barbosa, i F. Schroeder. Pile Driveability in Low-to-medium Density Chalk. NRC Research Press, 2020.

Cita MLA (9th ed.)

Buckley, R., et al. Pile Driveability in Low-to-medium Density Chalk. NRC Research Press, 2020.