APA-ийн эшлэл(7 дахь хэвлэлт)

Engstrom, T. W., & Larson, R. C. (1988). The best of Ted Engstrom on personal excellence and leadership. Here's Life Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Engstrom, Theodore Wilhelm, ба Robert C. Larson. The Best of Ted Engstrom on Personal Excellence and Leadership. San Bernardino: Here's Life Publishers, 1988.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Engstrom, Theodore Wilhelm, ба Robert C. Larson. The Best of Ted Engstrom on Personal Excellence and Leadership. Here's Life Publishers, 1988.