Παραπομπή APA

World Meteorological Organization. (1973). WMO Technical Note.11The 1st grap global Experiment objectives and plans. World Meteorological Organization.

Παραπομπή Chicago Style

World Meteorological Organization. WMO Technical Note.11The 1st Grap Global Experiment Objectives and Plans. Geneva: World Meteorological Organization, 1973.

Παραπομπή MLA

World Meteorological Organization. WMO Technical Note.11The 1st Grap Global Experiment Objectives and Plans. World Meteorological Organization, 1973.