APA (7th ed.) Citation

Philippines. National Museum. (1981). The Vanishing natural heritage: Guidebook. National Museum.

Chicago Style (17th ed.) Citation

Philippines. National Museum. The Vanishing Natural Heritage: Guidebook. Manila: National Museum, 1981.

MLA (9th ed.) Citation

Philippines. National Museum. The Vanishing Natural Heritage: Guidebook. National Museum, 1981.

Warning: These citations may not always be 100% accurate.