APA (7th ed.) Citation

ITC-UNESCO Seminar on Integrated Surveys for iver Basin Development, 4th, Delft, 1969, & Broek, J. M. v. d. Integrated surveys for river basin development: Proccedings of the fourth international seminar, 20-25 Oct., 1969. ITC-UNESCO Centre for Integrated Surveys, [1969].

Chicago Style (17th ed.) Citation

ITC-UNESCO Seminar on Integrated Surveys for iver Basin Development, 4th, Delft, 1969, and J. M> van den Broek. Integrated Surveys for River Basin Development: Proccedings of the Fourth International Seminar, 20-25 Oct., 1969. Delft: ITC-UNESCO Centre for Integrated Surveys, [1969].

MLA (9th ed.) Citation

ITC-UNESCO Seminar on Integrated Surveys for iver Basin Development, 4th, Delft, 1969, and J. M> van den Broek. Integrated Surveys for River Basin Development: Proccedings of the Fourth International Seminar, 20-25 Oct., 1969. ITC-UNESCO Centre for Integrated Surveys, [1969].