APA (7th ed.) Citation

Enders, B. A. (1977). Need achievement, locus of control, and self-perception of highly competitive dancers, gymnasts, choir, and orchestra members. [publisher not identified].

Chicago Style (17th ed.) Citation

Enders, Barbara A. Need Achievement, Locus of Control, and Self-perception of Highly Competitive Dancers, Gymnasts, Choir, and Orchestra Members. [Place of publication not identified]: [publisher not identified], 1977.

MLA (9th ed.) Citation

Enders, Barbara A. Need Achievement, Locus of Control, and Self-perception of Highly Competitive Dancers, Gymnasts, Choir, and Orchestra Members. [publisher not identified], 1977.