Myers, D., Worsley, J., & Collyns, F. J. (1971). Jack in the box [Bladmuziek]. Brussels: Southern Music Belgium.
Lua i Stíl Chicago (17ú heag.)Myers, David, John Worsley, agus F. Jos Collyns. Jack in the Box [Bladmuziek]. Brussels: Southern Music Belgium, 1971.
Lua MLA (8ú heag.)Myers, David, et al. Jack in the Box [Bladmuziek]. Brussels: Southern Music Belgium, 1971.
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