Gaya APA

Schwab, Glenn O...et al. (1971). Elementary soil and water engineering / Glenn O. Schwab...et al . New York: John weley.

Gaya Chicago

Schwab, Glenn O...et al. Elementary soil and water engineering / Glenn O. Schwab...et al. New York: John weley, 1971. .

Gaya MLA

Schwab, Glenn O...et al. Elementary soil and water engineering / Glenn O. Schwab...et al. New York: John weley, 1971. .

Gaya Turabian

Schwab, Glenn O...et al. Elementary soil and water engineering / Glenn O. Schwab...et al. New York: John weley, 1971. .