Palme i Vällingby, S Olof J, Tvåkammar-riksdagen 1867–1970[*][[Tvåkammar-riksdagen 1867–1970 (book)|]], p. 158|access-date= necesită |url= (ajutor)
19270130-0499 Palme, Sven Olof Joachim, Sveriges dödbok[*][[Sveriges dödbok (digital database containing information about deceased Swedes)|]]|access-date= necesită |url= (ajutor)
Joachim Sven Olof Palme, Hrvatska enciklopedija[*][[Hrvatska enciklopedija (Croatian national encyclopedia)|]]