APA (7th ed.) Citation

MELBO, I. R. Our Country-s National Parks. Volume 2. The Bobbs-Merrill Company, Inc.

Chicago Style (17th ed.) Citation

MELBO, Irving Robert. Our Country-s National Parks. Volume 2. The Bobbs-Merrill Company, Inc.

MLA (8th ed.) Citation

MELBO, Irving Robert. Our Country-s National Parks. Volume 2. The Bobbs-Merrill Company, Inc.

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