Milton, K. A. (2015). Schwinger's Quantum Action Principle: From Dirac’s Formulation Through Feynman’s Path Integrals, the Schwinger-Keldysh Method, Quantum Field Theory, to Source Theory. Springer International Publishing : Imprint: Springer.
Chicago Style (17th ed.) CitationMilton, Kimball A. Schwinger's Quantum Action Principle: From Dirac’s Formulation Through Feynman’s Path Integrals, the Schwinger-Keldysh Method, Quantum Field Theory, to Source Theory. Cham: Springer International Publishing : Imprint: Springer, 2015.
MLA (8th ed.) CitationMilton, Kimball A. Schwinger's Quantum Action Principle: From Dirac’s Formulation Through Feynman’s Path Integrals, the Schwinger-Keldysh Method, Quantum Field Theory, to Source Theory. Springer International Publishing : Imprint: Springer, 2015.