MLA

Langren, Arnold Florent van, 1580-1644. Typus orarum maritimarum Guineae, Manicongo & Angolae ultra promontorium Bonae Spei .... [1596?]. https://collections.library.yale.edu/catalog/2013488.

APA, 6th edition

Langren, Arnold Florent van, 1580-1644. ([1596?])[Typus orarum maritimarum Guineae, Manicongo & Angolae ultra promontorium Bonae Spei ...]. https://collections.library.yale.edu/catalog/2013488.