APA (7th ed.) Citation

Heemstra, F. J. (1992). Software cost estimation. [s.n.].

Chicago Style (17th ed.) Citation

Heemstra, F. J. Software Cost Estimation. [S.l.]: [s.n.], 1992.

MLA (9th ed.) Citation

Heemstra, F. J. Software Cost Estimation. [s.n.], 1992.

Warning: These citations may not always be 100% accurate.