Cita APA

Petersen, M. S., & Petersen, M. S. (1986). River engineering. Englewood Cliffs, N.J.: Prentice Hall.

Citación estilo Chicago

Petersen, Margaret S., y Margaret S. Petersen. River Engineering. Englewood Cliffs, N.J.: Prentice Hall, 1986.

Cita MLA

Petersen, Margaret S., y Margaret S. Petersen. River Engineering. Englewood Cliffs, N.J.: Prentice Hall, 1986.