Cita APA (7th ed.)

Benward, B., & Jackson, B. G. (1991). Practical beginning theory: A fundamentals worktext (7th ed.). Wm. C. Brown.

Cita Chicago (17th ed.)

Benward, Bruce, i Barbara Garvey Jackson. Practical Beginning Theory: A Fundamentals Worktext. 7th ed. Dubuque, Iowa: Wm. C. Brown, 1991.

Cita MLA (9th ed.)

Benward, Bruce, i Barbara Garvey Jackson. Practical Beginning Theory: A Fundamentals Worktext. 7th ed. Wm. C. Brown, 1991.