por Sears, Francis Weston, 1898-1975 [autor] | Zemansky, Mark Waldo, 1900- [autor] | Yusta Almarza, Albino [traductor] | Sears, Francis Weston, 1898-1975. University physics.
por Young, Hugh D [autor] | Freedman, Roger A [autor] | Ford, A. Lewis (Albert Lewis) [colaborador] | Flores Flores, Victoria Augusta [traductor] | Enríquez Brito, Javier [traductor] | Sears, Francis Weston, 1898-1975. University physics | Zamansky, Mark Waldo, 1900-. University physics.
por Young, Hugh D [autor] | Freedman, Roger A [autor] | Ford, A. Lewis (Albert Lewis) [colaborador] | Enríquez Brito, Antonio P [traductor] | Sears, Francis Weston, 1898-1975. University physics | Zamansky, Mark Waldo, 1900-. University physics.
por Sears, Francis Weston, 1898-1975 [autor] | Sears, Francis Weston, 1898-1975. Principles of physics | Yusta Almarza, Albino [traductor] | Bravo Gala, Luis [traductor].