APA aipamena

Padelford, N. J., & Gibbs, S. R. (1975). Maritime commerce and the future of the panama canal. Cornell maritime press.

Chicago Style aipamena

Padelford, Norman J., and Stephen R. Gibbs. Maritime Commerce and the Future of the Panama Canal. Cambridge: Cornell maritime press, 1975.

MLA aipamena

Padelford, Norman J., and Stephen R. Gibbs. Maritime Commerce and the Future of the Panama Canal. Cornell maritime press, 1975.