APA

Pawley R., . (1969). Further notes on a captive colony of marine iguanas Amblyrhynchus cristatus at Brookfield Zoo, Chicago. : .

Chicago

Pawley R, . 1969. Further notes on a captive colony of marine iguanas Amblyrhynchus cristatus at Brookfield Zoo, Chicago. : .

Harvard

Pawley R., . (1969). Further notes on a captive colony of marine iguanas Amblyrhynchus cristatus at Brookfield Zoo, Chicago. : .

MLA

Pawley R, . Further notes on a captive colony of marine iguanas Amblyrhynchus cristatus at Brookfield Zoo, Chicago. : . 1969.