Hills, E. S. (1965). Elements of structural geology. Asia publishing House.
Čikaški stil citiranjaHills, E Sheron. Elements of Structural Geology. Bombay: Asia publishing House, 1965.
MLA način citiranjaHills, E Sheron. Elements of Structural Geology. Asia publishing House, 1965.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.