Helgeson, D. V. (1985). Handbook for writing technical proposals that win contracts. Prentice-Hall.
Citación estilo ChicagoHelgeson, Donald V. Handbook for Writing Technical Proposals That Win Contracts. Englewood Cliffs, N.J: Prentice-Hall, 1985.
Cita MLAHelgeson, Donald V. Handbook for Writing Technical Proposals That Win Contracts. Prentice-Hall, 1985.
Warning: These citations may not always be 100% accurate.