APA (7th ed.) Citation

Leopold, L. B., & Dunne, T. (1971). Field method for hillslope description. Geo Abstracts.

Chicago Style (17th ed.) Citation

Leopold, Luna Bergere, and Thomas Dunne. Field Method for Hillslope Description. Norwich: Geo Abstracts, 1971.

MLA (9th ed.) Citation

Leopold, Luna Bergere, and Thomas Dunne. Field Method for Hillslope Description. Geo Abstracts, 1971.