Bulloch, I. (1992). Patterns: Help your child have fun with maths. Two-Can.
芝加哥风格引文Bulloch, Ivan. Patterns: Help Your Child Have Fun with Maths. London: Two-Can, 1992.
MLA引文Bulloch, Ivan. Patterns: Help Your Child Have Fun with Maths. Two-Can, 1992.
警告:这些引文格式不一定是100%准确.