APA Format
Kaplan, Irving, 1923-. (1976).
Area handbook for Sierra Leons / coauthors, Irving Kaplan ... [et al.]
. Washington :: American University,.
MLA Format
Kaplan, Irving, 1923-.
Area handbook for Sierra Leons / coauthors, Irving Kaplan ... [et al.]
. Washington :: American University,, 1976
Chicago Format
Kaplan, Irving, 1923-. Area handbook for Sierra Leons / coauthors, Irving Kaplan ... [et al.]. Washington :: American University,, 1976.