Cita APA

John Gerrard. (2003). Fundamentals of soils. Routledge.

Chicago Edition Citation

John Gerrard. Fundamentals of Soils. London: Routledge, 2003.

Cita MLA

John Gerrard. Fundamentals of Soils. Routledge, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.