Holzner Steven. The complete reference PHP. Mcgraw Hill.
芝加哥风格引文Holzner Steven. The Complete Reference PHP. Chennai: Mcgraw Hill.
MLA引文Holzner Steven. The Complete Reference PHP. Mcgraw Hill.
警告：这些引文格式不一定是100％准确.
APA引文
Holzner Steven. The complete reference PHP. Mcgraw Hill.
芝加哥风格引文Holzner Steven. The Complete Reference PHP. Chennai: Mcgraw Hill.
MLA引文Holzner Steven. The Complete Reference PHP. Mcgraw Hill.