Gaya APA

Crouch, R. J.. (1978). Variation in the Structural Stability of Soil in a Tunnel-Eroding Area . : s.n..

Gaya Chicago

Crouch, R. J.. Variation in the Structural Stability of Soil in a Tunnel-Eroding Area. : s.n., 1978. Computer Software.

Gaya MLA

Crouch, R. J.. Variation in the Structural Stability of Soil in a Tunnel-Eroding Area. : s.n., 1978. Computer Software.

Gaya Turabian

Crouch, R. J.. Variation in the Structural Stability of Soil in a Tunnel-Eroding Area. : s.n., 1978. Computer Software.