APA (7th ed.) Citation

Roberts. (1980). Middle-aged career dropouts. Schenkman Pub. Co.

Chicago Style (17th ed.) Citation

Roberts. Middle-aged Career Dropouts. Cambridge, Mass: Schenkman Pub. Co, 1980.

MLA (8th ed.) Citation

Roberts. Middle-aged Career Dropouts. Schenkman Pub. Co, 1980.

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