Cita APA (7th ed.)

Heiser, V. G. (1988). An American doctor's odyssey: Adventures in forty-five countries. GCF Books.

Cita Chicago (17th ed.)

Heiser, Victor George. An American Doctor's Odyssey: Adventures in Forty-five Countries. Quezon City: GCF Books, 1988.

Cita MLA (9th ed.)

Heiser, Victor George. An American Doctor's Odyssey: Adventures in Forty-five Countries. GCF Books, 1988.