Neumann, G. (1961). Chemie 2.
Cita Chicago (17th ed.)Neumann, Günther. Chemie 2. Dresden, 1961.
Cita MLA (8th ed.)Neumann, Günther. Chemie 2. 1961.
Atenció: Aquestes cites poden no estar 100% correctes.
Neumann, G. (1961). Chemie 2.
Cita Chicago (17th ed.)Neumann, Günther. Chemie 2. Dresden, 1961.
Cita MLA (8th ed.)Neumann, Günther. Chemie 2. 1961.