Gaya APA
Haggai, John Edmund. (1988).
The leading edge .
Dallas:
Word Pub..
Gaya Chicago
Haggai, John Edmund.
The leading edge.
Dallas:
Word Pub.,
1988.
Text.
Gaya MLA
Haggai, John Edmund.
The leading edge.
Dallas:
Word Pub.,
1988.
Text.
Gaya Turabian
Haggai, John Edmund.
The leading edge.
Dallas:
Word Pub.,
1988.
Print.