Eisenhardt, Kathleen M. “Building Theories from Case Study Research”. Academy of Management Review, vol. 14, no. 4, 1989, p. 532, https://doi.org/10.2307/258557.
Eisenhardt, K. M. (1989). Building Theories from Case Study Research. Academy of Management Review, 14(4), 532. https://doi.org/10.2307/258557
Eisenhardt KM. Building Theories from Case Study Research. Academy of Management Review. 1989;14(4):532.