Cita APA (7a ed.)

Ventriglia, L. (1990). Ready for English: Comprehensive teacher's manual for all four levels. National Textbook.

Cita Chicago Style (17a ed.)

Ventriglia, Linda. Ready for English: Comprehensive Teacher's Manual for All Four Levels. Lincolnwood, Ill: National Textbook, 1990.

Cita MLA (9a ed.)

Ventriglia, Linda. Ready for English: Comprehensive Teacher's Manual for All Four Levels. National Textbook, 1990.