APA Style

Attewell, P.B and Farmer, I.W.. (1976). Principles of Engineering Geology. . London: Champan and Hall.

Chicago Style

Attewell, P.B and Farmer, I.W.. Principles of Engineering Geology.. London: Champan and Hall, 1976. .

MLA Style

Attewell, P.B and Farmer, I.W.. Principles of Engineering Geology.. London: Champan and Hall, 1976. .

Turabian Style

Attewell, P.B and Farmer, I.W.. Principles of Engineering Geology.. London: Champan and Hall, 1976. .