APA aipamena

Mayer, K. R. (2023). Forest resources of Liberia. United States Department of Agriculture, Washington D C.

Chicago Style aipamena

Mayer, Karl R. Forest Resources of Liberia. United States Department of Agriculture, Washington D C, 2023.

MLA aipamena

Mayer, Karl R. Forest Resources of Liberia. United States Department of Agriculture, Washington D C, 2023.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.