Παραπομπή APA

Busby, L., & Broad, D. (2007). Inland waterways of the Netherlands. Imray Laurie Norie & Wilson.

Παραπομπή Chicago Style

Busby, Louise, και David Broad. Inland Waterways of the Netherlands. Cambridgeshire, England: Imray Laurie Norie & Wilson, 2007.

Παραπομπή MLA

Busby, Louise, και David Broad. Inland Waterways of the Netherlands. Imray Laurie Norie & Wilson, 2007.