Shartle, C. L. (1959). Occupational information: Its development and application (3rd ed.). Prentice-Hall.
Citación estilo ChicagoShartle, Carroll L. Occupational Information: Its Development and Application. 3rd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1959.
Cita MLAShartle, Carroll L. Occupational Information: Its Development and Application. 3rd ed. Prentice-Hall, 1959.
Warning: These citations may not always be 100% accurate.