Busch, V. (1987). The Human soil: An ecological fable based on the life stories of the sol, sea and forest communities of Mindanao. Claretian.
Lua i Stíl Chicago (17ú heag.)Busch, Vincent. The Human Soil: An Ecological Fable Based on the Life Stories of the Sol, Sea and Forest Communities of Mindanao. Quezon City: Claretian, 1987.
Lua MLA (9ú heag.)Busch, Vincent. The Human Soil: An Ecological Fable Based on the Life Stories of the Sol, Sea and Forest Communities of Mindanao. Claretian, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.