Cita APA

Chester, T., & Alden, R. (1997). Mastering Excel 97 (4th ed.). BPB Publications.

Chicago Edition Citation

Chester, Thomas, i Richard Alden. Mastering Excel 97. 4th ed. New Delhi: BPB Publications, 1997.

Cita MLA

Chester, Thomas, i Richard Alden. Mastering Excel 97. 4th ed. BPB Publications, 1997.