Title: Melvin el marciano viajero (Dos Lenguas/ Two Languages)
Subjects: Martians, Pictorial works, Juvenile fiction, Extraterrestrial beings, Interplanetary voyages, Days, Fiction, Stories in rhyme, Spanish language materials, Bilingual, Seres extraterrestres, Novela juvenil, Bilingual books, English-Spanish, Días, Libros de láminas