APA

American Society for Testing and Materials, ASTM special technical publication 820, . (1983). Testing of peats and organic soils. Philadelphia, PA: American Society for Testing and Materials.

Chicago

American Society for Testing and Materials, ASTM special technical publication 820, . 1983. Testing of peats and organic soils. Philadelphia, PA: American Society for Testing and Materials.

Harvard

American Society for Testing and Materials, ASTM special technical publication 820, . (1983). Testing of peats and organic soils. Philadelphia, PA: American Society for Testing and Materials.

MLA

American Society for Testing and Materials, ASTM special technical publication 820, . Testing of peats and organic soils. Philadelphia, PA: American Society for Testing and Materials. 1983.