APA Style
Langley, Billy C.. (1991).
HIGH-EFFICIENCY GAS FURNACE TROUBLE-SHOOTING HANDBOOK .
Englewood Cliffs, New Jersey:
Prentie-Hall, Inc..
Chicago Style
Langley, Billy C..
HIGH-EFFICIENCY GAS FURNACE TROUBLE-SHOOTING HANDBOOK.
Englewood Cliffs, New Jersey:
Prentie-Hall, Inc.,
1991.
Text.
MLA Style
Langley, Billy C..
HIGH-EFFICIENCY GAS FURNACE TROUBLE-SHOOTING HANDBOOK.
Englewood Cliffs, New Jersey:
Prentie-Hall, Inc.,
1991.
Text.
Turabian Style
Langley, Billy C..
HIGH-EFFICIENCY GAS FURNACE TROUBLE-SHOOTING HANDBOOK.
Englewood Cliffs, New Jersey:
Prentie-Hall, Inc.,
1991.
Print.