APA (7th ed.) Citation

Verstappen, H. T. Fundamentals of photo geology, geomorphology. ITC.

Chicago Style (17th ed.) Citation

Verstappen, Herman T. Fundamentals of Photo Geology, Geomorphology. Delft: ITC.

MLA (9th ed.) Citation

Verstappen, Herman T. Fundamentals of Photo Geology, Geomorphology. ITC.

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