Cita APA (7a ed.)
Que pasa: Official Visitors Guide to Puerto Rico : August - September, 1972, volume 24, no. 7. Tourism Development Company.
Cita estilo Chicago (17a ed.)
Que Pasa: Official Visitors Guide to Puerto Rico : August - September, 1972, Volume 24, No. 7. Puerto Rico: Tourism Development Company.
Cita MLA (9a ed.)
Que Pasa: Official Visitors Guide to Puerto Rico : August - September, 1972, Volume 24, No. 7. Tourism Development Company.
警告：这些引文格式不一定是100％准确.