Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Engstrom, T. W., & Larson, R. C. (1988). The best of Ted Engstrom on personal excellence and leadership. Here's Life Publishers.
Chicago Style (17th ed.) Zitazioa
Engstrom, Theodore Wilhelm, eta Robert C. Larson. The Best of Ted Engstrom on Personal Excellence and Leadership. San Bernardino: Here's Life Publishers, 1988.
MLA (9th ed.) Zitazioa
Engstrom, Theodore Wilhelm, eta Robert C. Larson. The Best of Ted Engstrom on Personal Excellence and Leadership. Here's Life Publishers, 1988.
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