APA (7th ed.) Citation

Frey, D. G. A limnological reconnaisance of Lake Lanao. Mindanao journal..

Chicago Style (17th ed.) Citation

Frey, David G. "A Limnological Reconnaisance of Lake Lanao." Mindanao Journal. .

MLA (9th ed.) Citation

Frey, David G. "A Limnological Reconnaisance of Lake Lanao." Mindanao Journal., .

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