APA (7th ed.) Citation

Ito, S., & Kondo, S. (2007). Japanese graded readers: Level 4, vol. 1, part 5. Ask publishing.

Chicago Style (17th ed.) Citation

Ito, Sachio, and Shinji Kondo. Japanese Graded Readers: Level 4, Vol. 1, Part 5. Japan: Ask publishing, 2007.

MLA (9th ed.) Citation

Ito, Sachio, and Shinji Kondo. Japanese Graded Readers: Level 4, Vol. 1, Part 5. Ask publishing, 2007.