Παραπομπή APA

Syse, J., Howells, A., & Crowdy, M. (1978). Wilh. Wilhemsen 1861-1977: A brief history and a fleet list. Kendal: World Ship Society.

Παραπομπή Chicago Style

Syse, J.P., Astri Howells, and Michael Crowdy. Wilh. Wilhemsen 1861-1977: A Brief History and a Fleet List. Kendal: World Ship Society, 1978.

Παραπομπή MLA

Syse, J.P., Astri Howells, and Michael Crowdy. Wilh. Wilhemsen 1861-1977: A Brief History and a Fleet List. Kendal: World Ship Society, 1978.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.