Eckersley, C. E., Salisbury, C., & Sharrocks, B. (1961). Essential English for foreign students (Rev. ed., 4th Hong Kong impression.). Longmans, Green.
Chicago Style (17th ed.) CitationEckersley, C. E., Charles Salisbury, and Burgess Sharrocks. Essential English for Foreign Students. Rev. ed., 4th Hong Kong impression. London [etc.]: Longmans, Green, 1961.
MLA (9th ed.) CitationEckersley, C. E., et al. Essential English for Foreign Students. Rev. ed., 4th Hong Kong impression. Longmans, Green, 1961.
Warning: These citations may not always be 100% accurate.