Gaya APA
Marsh, P.D.V.. (1990).
Contract negotiation handbook (2nd ed).
England:
Gower Handbook.
Gaya Chicago
Marsh, P.D.V..
Contract negotiation handbook.
2nd ed
England:
Gower Handbook,
1990.
Text.
Gaya MLA
Marsh, P.D.V..
Contract negotiation handbook.
2nd ed
England:
Gower Handbook,
1990.
Text.
Gaya Turabian
Marsh, P.D.V..
Contract negotiation handbook.
2nd ed
England:
Gower Handbook,
1990.
Print.