Album Amicorum Jan Gerrit van Gelder.

MLA

Bruyn, Josua, et al. Album Amicorum Jan Gerrit Van Gelder. The Hague: Martinus Nijhoff, 1973.

APA

Bruyn, J., Emmens, J. A, De Jongh, E., & Snoep, D. Persant. (1973). Album Amicorum Jan Gerrit van Gelder. The Hague: Martinus Nijhoff.

Chicago

Bruyn, Josua, Jan A Emmens, Eddy De Jongh, and Derk Persant Snoep. Album Amicorum Jan Gerrit Van Gelder. The Hague: Martinus Nijhoff, 1973.