APA
International Institute for Land Reclamation and Improvement, Ritzema.H.P, . (1994). Drainage Principles and Applications. International Institute for Land Reclamation and Improvement: Netherlands.
Chicago
International Institute for Land Reclamation and Improvement, Ritzema.H.P, . 1994. Drainage Principles and Applications. International Institute for Land Reclamation and Improvement: Netherlands.
Harvard
International Institute for Land Reclamation and Improvement, Ritzema.H.P, . (1994). Drainage Principles and Applications. International Institute for Land Reclamation and Improvement: Netherlands.
MLA
International Institute for Land Reclamation and Improvement, Ritzema.H.P, . Drainage Principles and Applications. International Institute for Land Reclamation and Improvement: Netherlands. 1994.