APA Citatie

León, P. E. (1969). Report of the chromosome numbers of some Costa Rican anurans.

Chicago Style citaat

León, Pedro E. Report of the Chromosome Numbers of Some Costa Rican Anurans. 1969.

MLA citatie

León, Pedro E. Report of the Chromosome Numbers of Some Costa Rican Anurans. 1969.

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