Cita APA (7th ed.)

LeBlond, G. T., William B LeBlond, Suzanne P Berry, & LeBlond Group. (1989). 1-2-3: From 2 to 3 (1 st. ed.). Osborne McGraw-Hill.

Cita Chicago (17th ed.)

LeBlond, Geoffrey T., William B LeBlond, Suzanne P Berry, i LeBlond Group. 1-2-3: From 2 to 3. 1 st. ed. Barkeley, California: Osborne McGraw-Hill, 1989.

Cita MLA (9th ed.)

LeBlond, Geoffrey T., et al. 1-2-3: From 2 to 3. 1 st. ed. Osborne McGraw-Hill, 1989.