Cita APA (7th ed.)

(1990). Univ '90 creative activities: Foundations of human development. s.n.

Cita Chicago (17th ed.)

Univ '90 Creative Activities: Foundations of Human Development. [S.l: s.n, 1990.

Cita MLA (9th ed.)

Univ '90 Creative Activities: Foundations of Human Development. s.n, 1990.