Cita APA (7a ed.)

Makan, A. (2021). Humic Substances. IntechOpen.

Cita Chicago Style (17a ed.)

Makan, Abdelhadi. Humic Substances. [Place of publication not identified]: IntechOpen, 2021.

Cita MLA (9a ed.)

Makan, Abdelhadi. Humic Substances. IntechOpen, 2021.