The Panama Canal controversy : U.S. diplomacy and defense interests / Paul B. Ryan

Panamá: condizioni naturali ed economiche / Manfredo Vanni

Panamá; breve historia de la república

Panamá ante su evolución económica / Jorge T. Velásquez

Panama, a country study / edited by Richard F. Nyrop

Panama and Colon : gateway cities between greatest oceans

Panama, a country study / edited by Richard F. Nyrop

Panamá

Panama : made in the U.S.A. / John Weeks, Phil Gunson

Panamá / Rodrigo Espino, Raúl Martínez [compiladores].