MLA

Langren, Arnold Florent van, 1580-1644. Delineatio orarum maritimarum, terrae vulgo indigetatae terra do Natal item Sofalae, Mozambicae & Melindae, insulaeq[ue] sancti Laurentij .... 1598. https://collections.library.yale.edu/catalog/2036099.

APA, 6th edition

Langren, Arnold Florent van, 1580-1644. (1598)[Delineatio orarum maritimarum, terrae vulgo indigetatae terra do Natal item Sofalae, Mozambicae & Melindae, insulaeq[ue] sancti Laurentij ...]. https://collections.library.yale.edu/catalog/2036099.