Dixon, C. J., & Leach, B. (1978). Sampling methods for geographical research. Geo Abstracts.
Chicago Style (17th ed.) CitationDixon, Chris John, and Bridget Leach. Sampling Methods for Geographical Research. Norwich: Geo Abstracts, 1978.
MLA (9th ed.) CitationDixon, Chris John, and Bridget Leach. Sampling Methods for Geographical Research. Geo Abstracts, 1978.
Warning: These citations may not always be 100% accurate.