Gaya APA
Wanlass, J, W. (1989).
The electronic spreadsheet program: lotus 1-2-3 version for use with accounting principles, fourth edition, Hermanson Edwards Salmonson (fourth Ed.) (Volume I, Chapters 1-14.) (4th ed.).
Homewood:
Richard D. Irwin.
Gaya MLA
Wanlass, John, W..
"The electronic spreadsheet program: lotus 1-2-3 version for use with accounting principles, fourth edition, Hermanson Edwards Salmonson (fourth Ed.) (Volume I, Chapters 1-14.)".
4th ed.
Homewood:
Richard D. Irwin,
1989.
Text.