"Birth Order: Its Influence on Personality" by J. Angst and C. Ernst is a hardcover textbook published in 1985 by Springer. Focusing on the subject areas of family and relationships, as well as psychology, this book delves into the impact of birth order on personality and sibling dynamics. With 343 pages and written in English, it is a comprehensive resource for those interested in exploring the affects of birth order on individual personality development.