APA Citation

Heckscher, M. H. (2023). Heckscher family histories: Martin Anton and his descendants. [New York , NY]: [Morrison Heckscher].

Chicago Style Citation

Heckscher, Morrison H. Heckscher Family Histories: Martin Anton and His Descendants. [New York , NY]: [Morrison Heckscher], 2023.

MLA Citation

Heckscher, Morrison H. Heckscher Family Histories: Martin Anton and His Descendants. [New York , NY]: [Morrison Heckscher], 2023.

Warning: These citations may not always be 100% accurate.