Smith, Bruce Lannes and Lasswell, Harold D.. "Introduction". Propaganda, Communication and Public Opinion, Princeton: Princeton University Press, 1946, pp. 1-3. https://doi.org/10.1515/9781400878642-003
Smith, B. & Lasswell, H. (1946). Introduction. In Propaganda, Communication and Public Opinion (pp. 1-3). Princeton: Princeton University Press. https://doi.org/10.1515/9781400878642-003
Smith, B. and Lasswell, H. 1946. Introduction. Propaganda, Communication and Public Opinion. Princeton: Princeton University Press, pp. 1-3. https://doi.org/10.1515/9781400878642-003
Smith, Bruce Lannes and Lasswell, Harold D.. "Introduction" In Propaganda, Communication and Public Opinion, 1-3. Princeton: Princeton University Press, 1946. https://doi.org/10.1515/9781400878642-003
Smith B, Lasswell H. Introduction. In: Propaganda, Communication and Public Opinion. Princeton: Princeton University Press; 1946. p.1-3. https://doi.org/10.1515/9781400878642-003