APA (7th ed.) Citation

Beardsley, J. (1977). Probing the earth : contemporary land projects: Contemporary land projects. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Beardsley, John. Probing the Earth : Contemporary Land Projects: Contemporary Land Projects. Washington, DC: Smithsonian Institution, 1977.

MLA (9th ed.) Citation

Beardsley, John. Probing the Earth : Contemporary Land Projects: Contemporary Land Projects. Smithsonian Institution, 1977.

Warning: These citations may not always be 100% accurate.