Philippines (Republic). Board of Technical Surveys and Maps. (1960). Report on the status of surveying and mapping activities in the Philippines. s.n.].
Цитирование в стиле Чикаго (17-е изд.)Philippines (Republic). Board of Technical Surveys and Maps. Report on the Status of Surveying and Mapping Activities in the Philippines. [Manila: s.n.], 1960.
Цитирование MLA (9-е изд.)Philippines (Republic). Board of Technical Surveys and Maps. Report on the Status of Surveying and Mapping Activities in the Philippines. s.n.], 1960.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.