APA (7th ed.) Citation

Cools, J. (1963). In memoriam Prof. Dr Petrus van der Meer (30. V. 1895-31. V. 1963).

Chicago Style (17th ed.) Citation

Cools, J. In Memoriam Prof. Dr Petrus Van Der Meer (30. V. 1895-31. V. 1963). Leiden, 1963.

MLA (8th ed.) Citation

Cools, J. In Memoriam Prof. Dr Petrus Van Der Meer (30. V. 1895-31. V. 1963). 1963.