Cita APA (7a ed.)

SMITH, R. C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.

Cita Chicago Style (17a ed.)

SMITH, Ronald C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.

Cita MLA (8a ed.)

SMITH, Ronald C. Principles & Practices Of Heavy Construction Ronald C. Smith. Prentice-Hall.