Sawatzky, J. J., & Chen, S. Programming in BASIC-PLUS: VAX-11 BASIC Compatible (2nd ed.). Wiley.
Čikaški stil citiranja (17. izdanje)Sawatzky, Jasper J., i Shu-Jen Chen. Programming in BASIC-PLUS: VAX-11 BASIC Compatible. 2nd ed. New York: Wiley.
MLA način citiranja (9. izdanje)Sawatzky, Jasper J., i Shu-Jen Chen. Programming in BASIC-PLUS: VAX-11 BASIC Compatible. 2nd ed. Wiley.
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