Philipps, E. (1990). Documentation made easy: A library manual for nongovernmental organizations specializing in appropriate technology and rural development. Friedr, Vieweg & Sohn.
Citazione stile Chigago Style (17a edizione)Philipps, Eva. Documentation Made Easy: A Library Manual for Nongovernmental Organizations Specializing in Appropriate Technology and Rural Development. Braunschweig, Wiesbaden: Friedr, Vieweg & Sohn, 1990.
Citatione MLA (9a ed.)Philipps, Eva. Documentation Made Easy: A Library Manual for Nongovernmental Organizations Specializing in Appropriate Technology and Rural Development. Friedr, Vieweg & Sohn, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.