Pacheco, E. S. (1992). Statics of rigid bodies (Si edition.). National Engineering Center, University of the Philippines.
Citazione stile Chigago Style (17a edizione)Pacheco, Edgardo S. Statics of Rigid Bodies. Si edition. Quezon City: National Engineering Center, University of the Philippines, 1992.
Citatione MLA (9a ed.)Pacheco, Edgardo S. Statics of Rigid Bodies. Si edition. National Engineering Center, University of the Philippines, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.