APA (7th ed.) Citation

Wielen, R. P. J. v. d. (1995). Vitamin intake and status in elderly Europeans. Wageningen Agricultural University.

Chicago Style (17th ed.) Citation

Wielen, Reggy P. J. van der. Vitamin Intake and Status in Elderly Europeans. Wageningen: Wageningen Agricultural University, 1995.

MLA (8th ed.) Citation

Wielen, Reggy P. J. van der. Vitamin Intake and Status in Elderly Europeans. Wageningen Agricultural University, 1995.