"PREFACE". Unlocking the Gates: How and Why Leading Universities Are Opening Up Access to Their Courses, Princeton: Princeton University Press, 2011, pp. xvii-xxiv. https://doi.org/10.1515/9781400838578.xvii
(2011). PREFACE. In Unlocking the Gates: How and Why Leading Universities Are Opening Up Access to Their Courses (pp. xvii-xxiv). Princeton: Princeton University Press. https://doi.org/10.1515/9781400838578.xvii
2011. PREFACE. Unlocking the Gates: How and Why Leading Universities Are Opening Up Access to Their Courses. Princeton: Princeton University Press, pp. xvii-xxiv. https://doi.org/10.1515/9781400838578.xvii
"PREFACE" In Unlocking the Gates: How and Why Leading Universities Are Opening Up Access to Their Courses, xvii-xxiv. Princeton: Princeton University Press, 2011. https://doi.org/10.1515/9781400838578.xvii
PREFACE. In: Unlocking the Gates: How and Why Leading Universities Are Opening Up Access to Their Courses. Princeton: Princeton University Press; 2011. p.xvii-xxiv. https://doi.org/10.1515/9781400838578.xvii