Παραπομπή APA

Elden, R. M. (1962). Ship management: :a study in definition and measurement. Cornell maritime press.

Παραπομπή Chicago Style

Elden, Rodney M. Ship Management: :a Study in Definition and Measurement. Cambridge: Cornell maritime press, 1962.

Παραπομπή MLA

Elden, Rodney M. Ship Management: :a Study in Definition and Measurement. Cornell maritime press, 1962.