Hopkins, B., & Wigby, S. (2018). The sexually selected ejaculate.
芝加哥风格引文Hopkins, B., 与 S. Wigby. The Sexually Selected Ejaculate. 2018.
MLA引文Hopkins, B., 与 S. Wigby. The Sexually Selected Ejaculate. 2018.
警告：这些引文格式不一定是100％准确.
APA引文