(1977). People and national land in 21st century: A part of material for study on super-long-term problems relative to national land. [Tokyo]: Foreign Press Center.
Παραπομπή Chicago StylePeople and National Land in 21st Century: A Part of Material for Study On Super-long-term Problems Relative to National Land. [Tokyo]: Foreign Press Center, 1977.
Παραπομπή MLAPeople and National Land in 21st Century: A Part of Material for Study On Super-long-term Problems Relative to National Land. [Tokyo]: Foreign Press Center, 1977.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.