Rockcastle, V. N., Salomon, F. R., & Schmidt, V. E. (1975). Elementary school science, level 4. Addison-Wesley.
芝加哥风格引文Rockcastle, Verne N., Frank R. Salomon, 与 Victor E. Schmidt. Elementary School Science, Level 4. Menlo Park, CA: Addison-Wesley, 1975.
MLA引文Rockcastle, Verne N., et al. Elementary School Science, Level 4. Addison-Wesley, 1975.
警告：这些引文格式不一定是100％准确.