APA Style
Geus, Jan G. De. (1973).
Fertilizer guide for the tropics and subtropics (2nd ed.).
Wageningen:
Centre d\'Etude de I\'Azote, Zurich.
Chicago Style
Geus, Jan G. De.
Fertilizer guide for the tropics and subtropics.
2nd ed.
Wageningen:
Centre d\'Etude de I\'Azote, Zurich,
1973.
Text.
MLA Style
Geus, Jan G. De.
Fertilizer guide for the tropics and subtropics.
2nd ed.
Wageningen:
Centre d\'Etude de I\'Azote, Zurich,
1973.
Text.
Turabian Style
Geus, Jan G. De.
Fertilizer guide for the tropics and subtropics.
2nd ed.
Wageningen:
Centre d\'Etude de I\'Azote, Zurich,
1973.
Print.