Batson, R. G. C., & Proudlove, J. A. (1970). Roads (2nd ed.). Barnes & Noble.
Lua i Stíl Chicago (17ú heag.)Batson, Reginald George Cyril, agus J. A. Proudlove. Roads. 2nd ed. New York: Barnes & Noble, 1970.
Lua MLA (9ú heag.)Batson, Reginald George Cyril, agus J. A. Proudlove. Roads. 2nd ed. Barnes & Noble, 1970.
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