Ludwig, B., & H. Charles, N. (2025). The PDMA Handbook of Innovation and new Product Development (4th Edition). Published simultaneously in Canada.
استشهاد بنمط شيكاغوLudwig, Bstieler, و Noble H. Charles. The PDMA Handbook of Innovation and New Product Development (4th Edition). Published simultaneously in Canada, 2025.
MLA استشهادLudwig, Bstieler, و Noble H. Charles. The PDMA Handbook of Innovation and New Product Development (4th Edition). Published simultaneously in Canada, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.