Booker Agriculture International Limited & Landon, J. R. (1984). Booker tropical soil manual: A handbook for soil survey and agricultural land evaluation in the tropics and subtropics. Longman.
Chicago Style (17th ed.) CitationBooker Agriculture International Limited and J. R. Landon. Booker Tropical Soil Manual: A Handbook for Soil Survey and Agricultural Land Evaluation in the Tropics and Subtropics. Harlow, England: Longman, 1984.
MLA (9th ed.) CitationBooker Agriculture International Limited and J. R. Landon. Booker Tropical Soil Manual: A Handbook for Soil Survey and Agricultural Land Evaluation in the Tropics and Subtropics. Longman, 1984.
Warning: These citations may not always be 100% accurate.