APA (7e ed.) Bronvermelding

SpringerLink (Online service), Kalwij, A., & Gustafsson, S. Education and postponement of maternity: Economic analyses for industrialized countries.

Chicago (17e ed.) Bronvermelding

SpringerLink (Online service), Adriaan Kalwij, en Siv Gustafsson. Education and Postponement of Maternity: Economic Analyses for Industrialized Countries.

MLA (8e ed.) Bronvermelding

SpringerLink (Online service), et al. Education and Postponement of Maternity: Economic Analyses for Industrialized Countries.

Let op: Deze citaties zijn niet altijd 100% accuraat.