Cita APA (7a ed.)
Lundberg, D. E. (1960). Adventure in Costa Rica. Dixie Pub..
Cita Chicago Style (17a ed.)
Lundberg, Donald E. Adventure in Costa Rica. Tallahassee, Florida: Dixie Pub., 1960.
Cita MLA (9a ed.)
Lundberg, Donald E. Adventure in Costa Rica. Dixie Pub., 1960.
警告：這些引文格式不一定是100％准確.