APA (7th ed.) Citation

Ansoff, H. I., Declerck, R. P., & Hayes, R. L. From Strategic Planning to Strategic Management.

Chicago Style (17th ed.) Citation

Ansoff, H. Igor, Roger P. Declerck, and Robert L. Hayes. From Strategic Planning to Strategic Management.

MLA (8th ed.) Citation

Ansoff, H. Igor, et al. From Strategic Planning to Strategic Management.