. (2008). Newton`s scientific method in principia. (e28247). Philosophy, 5(4), e28247
. "Newton`s scientific method in principia" .e28247 , Philosophy, 5, 4, 2008, e28247.
. (2008). 'Newton`s scientific method in principia', Philosophy, 5(4), e28247.
, "Newton`s scientific method in principia," Philosophy, 5 4 (2008): e28247,
. Newton`s scientific method in principia. Philosophy. 2008;5(4):e28247 (In Persian).