Hills, E. S. (1965). Elements of structural geology. Asia publishing House.
Chicago Style aipamenaHills, E Sheron. Elements of Structural Geology. Bombay: Asia publishing House, 1965.
MLA aipamenaHills, E Sheron. Elements of Structural Geology. Asia publishing House, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.