APA

Townshend J. R. G., Townshend J. R., . (1981). Terrain analysis and remote sensing. London [u.a.]: George Allen & Unwin.

Chicago

Townshend John R G, Townshend John R, . 1981. Terrain analysis and remote sensing. London [u.a.]: George Allen & Unwin.

Harvard

Townshend J. R. G., Townshend J. R., . (1981). Terrain analysis and remote sensing. London [u.a.]: George Allen & Unwin.

MLA

Townshend John R G, Townshend John R, . Terrain analysis and remote sensing. London [u.a.]: George Allen & Unwin. 1981.