APA Style

Schwartz, Seymour I.. (1999). Principles of surgery (7th). Singapore: McGraw Hill.

Chicago Style

Schwartz, Seymour I.. Principles of surgery. 7th Singapore: McGraw Hill, 1999. Text.

MLA Style

Schwartz, Seymour I.. Principles of surgery. 7th Singapore: McGraw Hill, 1999. Text.

Turabian Style

Schwartz, Seymour I.. Principles of surgery. 7th Singapore: McGraw Hill, 1999. Print.