APA Citation

Hasairin, A. (2019). Levels Pb (Lead) Content in The Thallus Lichens at Three Shade Tress in The Terminal Pinang Baris Medan, North Sumatera.

Chicago Style Citation

Hasairin, Ashar. Levels Pb (Lead) Content in The Thallus Lichens At Three Shade Tress in The Terminal Pinang Baris Medan, North Sumatera. 2019.

MLA Citation

Hasairin, Ashar. Levels Pb (Lead) Content in The Thallus Lichens At Three Shade Tress in The Terminal Pinang Baris Medan, North Sumatera. 2019.

Warning: These citations may not always be 100% accurate.