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Charles A Janeway, Jr; Travers, Paul; Walport, Mark; Shlomchik, Mark J. (2001-01-01). "Immunological memory" (dalam bahasa Inggeris). Cite journal requires |journal= (bantuan)
Committee, Institute of Medicine (US) Vaccine Safety; Stratton, Kathleen R.; Howe, Cynthia J.; Richard B. Johnston, Jr (1994-01-01). "Immunologic Reactions" (dalam bahasa Inggeris). National Academies Press (US). Cite journal requires |journal= (bantuan)
Charles A Janeway, Jr; Travers, Paul; Walport, Mark; Shlomchik, Mark J. (2001-01-01). "Immunological memory" (dalam bahasa Inggeris). Cite journal requires |journal= (bantuan)