APA (7th ed.) Citation

Schulz, E. F. (1974). Problems in applied hydrology (Rev.). Water Resources Publications.

Chicago Style (17th ed.) Citation

Schulz, Edmond F. Problems in Applied Hydrology. Rev. Fort Collins, Colo.: Water Resources Publications, 1974.

MLA (8th ed.) Citation

Schulz, Edmond F. Problems in Applied Hydrology. Rev. Water Resources Publications, 1974.