Cita APA (7th ed.)
ebrary, Inc, Ek, M., Gellerstedt, G., & Henriksson, G. (2009). Pulp and paper chemistry and technology. De Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, Monica Ek, G�oran Gellerstedt, i Gunnar Henriksson. Pulp and Paper Chemistry and Technology. Berlin: De Gruyter, 2009.
Cita MLA (9th ed.)
ebrary, Inc, et al. Pulp and Paper Chemistry and Technology. De Gruyter, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.